OST / Ostin Technology Group Co., Ltd. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Ostin Technology Group Co., Ltd.

Mga Batayang Estadistika
CIK 1803407
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Ostin Technology Group Co., Ltd.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 6, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pr

August 6, 2025 EX-99.1

Ostin Technology Group Co., Ltd. Announces 1-for-25 Reverse Share Split Effective August 5, 2025

Exhibit 99.1 Ostin Technology Group Co., Ltd. Announces 1-for-25 Reverse Share Split Effective August 5, 2025 Nanjing, China, July 28, 2025 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (“the Company”) (NASDAQ:OST), a leading supplier of display modules and polarizers based in China, today announced that it has resolved to effect a reverse share split of the Company’s ordinary shares, with t

July 18, 2025 EX-99.1

THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FIFTH AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON ______________ 2025)

Exhibit 99.1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FIFTH AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON 2025) A-1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FIFTH AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF OSTIN TECHNOLOGY

July 18, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

July 10, 2025 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING To the shareholders of July 3, 2025 Ostin Technology Group Co., Ltd. Nanjing, China NOTICE IS HEREBY GIVEN THAT the extraordinary general meeting of shareholders (the “Meeting”) of Ostin Technology Group Co.

July 10, 2025 6-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 (Address of principal execu

July 3, 2025 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING To the shareholders of July 3, 2025 Ostin Technology Group Co., Ltd. Nanjing, China NOTICE IS HEREBY GIVEN THAT the extraordinary general meeting of shareholders (the “Meeting”) of Ostin Technology Group Co.

July 3, 2025 EX-99.2

Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DAT

Exhibit 99.2 Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. V76860 - S18575 For Against Abstain O O O OSTIN TECHNOLOGY GROUP CO., LTD. BUILDING 2, 101 1 KECHUANG ROAD QIXIA DISTRICT, NANJING JI

July 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

July 1, 2025 EX-4.1

PRE-FUNDED CLASS A ORDINARY SHARE PURCHASE WARRANT Ostin Technology Group Co., Ltd.

Exhibit 4.1 PRE-FUNDED CLASS A ORDINARY SHARE PURCHASE WARRANT Ostin Technology Group Co., Ltd. Warrant Shares: 31,166,667 Class A Ordinary Shares Initial Exercise Date: June 30, 2025 THIS PRE-FUNDED CLASS A ORDINARY SHARE PURCHASE WARRANT (the “Warrant”) certifies that, for value received, Streeterville Capital, LLC or its assigns (the “Holder”) is entitled, upon the terms and subject to the limi

July 1, 2025 EX-10.2

PLACEMENT AGENCY AGREEMENT

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT June 30, 2025 Ostin Technology Group Co., Ltd. Building 2, 101, 1 Kechuang Road, Qixia District, Nanjing, Jiangsu Province, China 210046 Attn: Tao Ling and Lai Kui Sen, Co-Chief Executive Officers Dear Gentlemen: This letter (the “Agreement”) constitutes the agreement by and between Univest Securities, LLC (“Univest” or the “Placement Agent”) and Ostin Techn

July 1, 2025 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of June 30, 2025, between Ostin Technology Group Co., Ltd., a company organized under the laws of the Cayman Islands (the “Company”), and the purchaser identified on the signature page hereto (including its successors and assigns, the “Purchaser”). WHEREAS, subject to the terms and conditio

July 1, 2025 EX-99.1

Ostin Technology Group Co., Ltd. Announces $5 Million Registered Direct Offering

Exhibit 99.1 Ostin Technology Group Co., Ltd. Announces $5 Million Registered Direct Offering Nanjing, China, June 30, 2025 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (“the Company”) (Nasdaq: OST), a leading supplier of display modules and polarizers based in China today announced that it has entered into a definitive agreement with a single institutional investor for the purchase and sal

July 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

June 30, 2025 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Exhibit 99.1 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS The following discussion and analysis of our financial condition and results of operations should be read in conjunction with our unaudited consolidated financial statements and related notes as set forth in Exhibit 99.2 entitled “Condensed Consolidated Financial Statements for the Six Months Ended M

June 30, 2025 424B5

10,500,000 Class A Ordinary Shares Pre-Funded Warrants to purchase up to 31,166,667 Class A Ordinary Shares 31,166,667 Class A Ordinary Shares Issuable upon Pre-Funded Warrants

Filed pursuant to Rule 424(b)(5) File No. 333-279177 PROSPECTUS SUPPLEMENT (To Prospectus effective as of May 7, 2024) 10,500,000 Class A Ordinary Shares Pre-Funded Warrants to purchase up to 31,166,667 Class A Ordinary Shares 31,166,667 Class A Ordinary Shares Issuable upon Pre-Funded Warrants We are offering 10,500,000 Class A Ordinary Shares, par value $0.001 (the “Class A Ordinary Shares”), an

June 30, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

June 30, 2025 EX-99.2

OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2025 AND 2024

Exhibit 99.2 OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2025 AND 2024 (UNAUDITED) F-1 OSTIN TECHNOLOGY GROUP CO., LTD. INDEX TO UNAUDITED CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS Condensed Consolidated Financial Statements Condensed Consolidated Balance Sheets as of March 31, 2025 (Unaudited) and September 30, 2024 F-3

May 12, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 (Address of principal executiv

May 12, 2025 EX-10.1

WARRANT EXCHANGE AGREEMENT

Exhibit 10.1 WARRANT EXCHANGE AGREEMENT This Warrant Exchange Agreement (this “Agreement”) between Ostin Technology Group Co., Ltd. (the “Company”) and the undersigned hereto (each, a “Holder”, collectively, the “Holders”; together with the Company, the “Parties” and, each, a “Party”) is dated May 3, 2025. Capitalized terms that are not defined herein shall have the meanings as set forth in the Ex

May 2, 2025 EX-99.1

THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FOURTH AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON ______________ 2025) THE CO

Exhibit 99.1 Appendix A THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FOURTH AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON 2025) THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES FOURTH AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF OSTIN TE

May 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjin Jiangsu Provin

April 16, 2025 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of April 14, 2025, between Ostin Technology Group Co., Ltd., an exempted company incorporated and registered in the Cayman Islands with limited liability (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” a

April 16, 2025 EX-99.1

Ostin Technology Group Announces Pricing of $5.0 million Registered Direct Offering

EX-99.1 5 ea023830901ex99-1ostin.htm PRESS RELEASE DATED APRIL 15, 2025 Exhibit 99.1 Ostin Technology Group Announces Pricing of $5.0 million Registered Direct Offering Nanjing, China, Apr. 15, 2025 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (“the Company”) (Nasdaq: OST), a leading supplier of display modules and polarizers based in China, today announced that it has entered into a securi

April 16, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjin Jiangsu Prov

April 16, 2025 EX-10.2

ORDINARY SHARE PURCHASE WARRANT Ostin Technology Group Co., Ltd.

Exhibit 10.2 ORDINARY SHARE PURCHASE WARRANT Ostin Technology Group Co., Ltd. Warrant Shares: [ ] Issue Date: April 15, 2025 THIS ORDINARY SHARE PURCHASE WARRANT (the “Warrant”) certifies that, for value received, [ investor’s Name] or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after

April 15, 2025 424B5

9,090,908 Class A Ordinary Shares Class A Ordinary Share Purchase Warrants to Purchase up to 90,909,080 Class A Ordinary Shares Up to 90,909,080 Class A Ordinary Shares Issuable upon Exercise of Class A Ordinary Share Purchase Warrants

Filed pursuant to Rule 424(b)(5) File No. 333-279177 PROSPECTUS SUPPLEMENT (To Prospectus effective as of May 7, 2024) 9,090,908 Class A Ordinary Shares Class A Ordinary Share Purchase Warrants to Purchase up to 90,909,080 Class A Ordinary Shares Up to 90,909,080 Class A Ordinary Shares Issuable upon Exercise of Class A Ordinary Share Purchase Warrants We are offering (the “Offering”) directly to

April 9, 2025 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. AMENDED AND RESTATED 2024 STOCK INCENTIVE PLAN

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. AMENDED AND RESTATED 2024 STOCK INCENTIVE PLAN 1. PURPOSE OF PLAN The purpose of this Amended and Restated 2024 Stock Incentive Plan (this “Plan”) of Ostin Technology Group Co., Ltd., an exempted company organized under the Companies Act (As Revised) of the Cayman Islands, and its successors (the “Company”), is to promote the success of the Company and

April 9, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjin Jiangsu Prov

April 1, 2025 EX-99.2

EX-99.2

Exhibit 99.2

April 1, 2025 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING To the shareholders of April 1, 2025 Ostin Technology Group Co., Ltd. Nanjing, China NOTICE IS HEREBY GIVEN THAT the extraordinary general meeting of shareholders (the “Meeting”) of Ostin Technology Group Co

April 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pro

March 21, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pro

February 14, 2025 EX-99.1

SECURITIES PURCHASE AGREEMENT

EXhibit 99.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 10, 2025, between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively, the “Purchasers”). WHEREAS, subject to

February 14, 2025 EX-99.7

AFFILIATE LOCK-UP AGREEMENT

Exhibit 99.7 AFFILIATE LOCK-UP AGREEMENT February 10, 2025 Re: Securities Purchase Agreement, dated as of February 10, 2025, between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and the purchasers signatory thereto (the “Purchasers”) Ladies and Gentlemen: Defined terms not otherwise defined in this letter agreement (the “Letter Agreement”) shall have the mean

February 14, 2025 EX-99.5

LOAN ASSIGNMENT AND ASSUMPTION AGREEMENT

Exhibit 99.5 LOAN ASSIGNMENT AND ASSUMPTION AGREEMENT This LOAN ASSIGNMENT AND ASSUMPTION AGREEMENT (this “Agreement”) is made and entered into on the date last signed below (the “Effective Date”), by and among: 1. DASHENG CONSULTING SERVICES LIMITED (the “Assignor”) ; 2. The individuals listed on Schedule A attached hereto (collectively, the “Assignees”); and 3. OSTIN TECHNOLOGY GROUP CO., LTD. (

February 14, 2025 EX-99.4

LOAN AGREEMENT

Exhibit 99.4 LOAN AGREEMENT This LOAN AGREEMENT (the “Agreement”) is made and entered into as of December 27, 2024 (the “Effective Date”), by and between: 1. Lender: DASHENG CONSULTING SERVICES LIMITED, with an address at [Address] 2. Borrower: OSTIN TECHNOLOGY GROUP CO., LTD., a Cayman Islands exempted company (“Borrower”), with an address at [Address] The parties hereby agree as follows: 1. Loan

February 14, 2025 EX-99.3

February 10, 2025

Exhibit 99.3 February 10, 2025 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Attention: Tao Ling, Co-CEO; Lai Kui Sen, Co-CEO Re: Surrender of Debt To Whom It May Concern, 1. Reference to Loan and Assignment I refer to a certain Loan Agreement dated December 27, 2024 (the “Loan Agreement”) by and between Dasheng Consulting S

February 14, 2025 EX-99.6

PURCHASER LOCK-UP AGREEMENT

Exhibit 99.6 PURCHASER LOCK-UP AGREEMENT February 10, 2025 Re: Securities Purchase Agreement, dated as of February 10, 2025, between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and the purchasers signatory thereto (the “Purchasers”) Ladies and Gentlemen: Defined terms not otherwise defined in this letter agreement (the “Letter Agreement”) shall have the mean

February 14, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu

February 14, 2025 EX-99.2

ORDINARY SHARE PURCHASE WARRANT OSTIN TECHNOLOGY GROUP CO., LTD.

Exhibit 99.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGIST

January 27, 2025 EX-15.1

32F, One ifc, No.347 Jiangdong Middle Road,

Exhibit 15.1 32F, One ifc, No.347 Jiangdong Middle Road, Jianye District, Nanjing Jiangsu, 210019 P.R. China T +86 025 5872 0800 F +86 025 5872 0811 www.kwm.com January 22, 2025 Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Re: Consent of People’s Republic of China Counsel Dear Sirs, We consent to the reference to our fi

January 27, 2025 EX-4.16

EX-4.16

Exhibit 4.16

January 27, 2025 EX-13.2

CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 13.2 CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Company”) on Form 20-F for the year ended September 30, 2024, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the

January 27, 2025 EX-2.1

DESCRIPTION OF SECURITIES

Exhibit 2.1 DESCRIPTION OF SECURITIES A summary of the material provisions governing our securities registered pursuant to Section 12(b) of the Exchange Act of 1934, as amended (the “Exchange Act”) is provided below. This summary is not complete and should be read together with our Third amended and restated memorandum and articles of association (the “Articles”), a copy of which is filed with the

January 27, 2025 EX-12.1

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 12.1 CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 We, Tao Ling and Lai Kui Sen, certify that: 1. We have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd. (the “Company”); 2. Based on our knowledge, this report does not contain any untrue stateme

January 27, 2025 EX-15.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 15.2 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the use of our report dated January 30, 2024, with respect to the consolidated financial statements of Ostin Technology Group Co., Ltd. for the years ended September 30, 2023 and 2022 which appears in Ostin Technology Group Co., Ltd. Form 20-F filed with the Securities and Exchange Commission. /s/ TPS Thayer LLC TP

January 27, 2025 EX-13.1

CERTIFICATION OF THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 13.1 CERTIFICATION OF THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Company”) on Form 20-F for the year ended September 30, 2024, as filed with the Securities and Exchange Commission on the

January 27, 2025 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECUR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EX

January 27, 2025 EX-12.2

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 12.2 CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Qiaoyun Xie, certify that: 1. I have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material

January 27, 2025 EX-15.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Exhibit 15.3 AUDIT ALLIANCE LLP® A Top 18 Audit Firm 10 Anson Road, #20-16 International Plaza, Singapore 079903. UEN: T12LL1223B GST Reg No: M90367663E Tel: (65) 6227 5428 Website: www.allianceaudit.com CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in this Registration Statement on our report dated January 27, 2025 relating to the consolidat

January 23, 2025 EX-10.2

Supplement Terms Strattners Bank SA / Ostin Technology Group Co., Ltd.

Exhibit 10.2 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (i) NOT MATERIAL, AND (ii) WOULD BE HARMFUL IF PUBLICLY DISCLOSED. REDACTED MATERIAL IS MARKED WITH A [***]. 19th November 2024 Supplement Terms Strattners Bank SA / Ostin Technology Group Co., Ltd. The Sell share terms hereby constitute an extension to the original Sell Agreement between Strattners B

January 23, 2025 EX-10.1

SECURITIES PURCHASE AGREEMENT

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This securities purchase agreement (this “Agreement”), dated as of November 18, 2024, is entered into by and between Strattners Bank SA, a financial institution (the “Purchaser”), and Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”). RECITALS WHEREAS, subject to the terms and conditions set forth in this Agreement and pu

January 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu P

January 21, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu P

January 21, 2025 EX-99.1

EMPLOYMENT AGREEMENT

Exhibit 99.1 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Agreement”) is entered into as of [13th of Jan], 2025 (the “Effective Date”), by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and Lai Kui Sen, an individual (the “Executive”). Except with respect to the direct employment of the Executive by the Company, the term “Company” as used he

December 23, 2024 6-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K/A REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangs

December 20, 2024 EX-3.1

THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES THIRD AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION Ostin Technology Group Co., Ltd. (adopted by special resolution effective on 26 November 2024)

Exhibit 3.1 Registrar of Companies Government Administration Building 133 Elgin Avenue George Town Grand Cayman Ostin Technology Group Co., Ltd. (ROC #355717) (the “Company”) TAKE NOTICE that at an Extraordinary General Meeting of the shareholders of the Company held on 26 November 2024, the following resolutions were passed: By ordinary resolution, (i) to approve the Company’s authorized share ca

December 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu

December 20, 2024 EX-99.1

Ostin Technology Group Announces Effective Date of Reverse Share Split

Exhibit 99.1 Ostin Technology Group Announces Effective Date of Reverse Share Split Nanjing, China, Dec. 19, 2024 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (“the Company”) (Nasdaq: OST), a leading supplier of display modules and polarizers based in China, today announced that it has resolved to effect a reverse share split of the Company’s ordinary shares, with the split ratio set at 1-f

November 27, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu

November 27, 2024 EX-99.1

Ostin Technology Group Announces Results of Extraordinary General Meeting

Exhibit 99.1 Ostin Technology Group Announces Results of Extraordinary General Meeting Nanjing, China, November 27, 2024 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (“the Company”) (Nasdaq: OST), a leading supplier of display modules and polarizers based in China, announced the results of an Extraordinary General Meeting held on November 26, 2024, at 10:00 a.m. Beiijng Time (November 25, 2

November 19, 2024 424B5

Ostin Technology Group Co., Ltd. 1,623,376 Class A Ordinary Shares

Filed Pursuant to Rule 424(b)(5) Registration No. 333-279177 PROSPECTUS SUPPLEMENT (To Prospectus dated May 7, 2024) Ostin Technology Group Co., Ltd. 1,623,376 Class A Ordinary Shares This prospectus supplement and the accompanying base prospectus relates to the offering and sale of 1,623,376 class A ordinary shares, par value $0.0001 per share (“Class A Ordinary Shares”), in a registered direct o

November 8, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu

November 8, 2024 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING To the shareholders of November 8, 2024 Ostin Technology Group Co., Ltd. Nanjing, China NOTICE IS HEREBY GIVEN THAT the extraordinary general meeting of shareholders (the “Meeting”) of Ostin Technology Group

November 8, 2024 EX-99.2

Exhibit 99.2

OSTIN TECHNOLOGY GROUP CO., LTD. BUILDING 2, 101 1 KECHUANG ROAD QIXIA DISTRICT, NANJING JIANGSU PROVINCE, CHINA 210046 SCAN TO VIEW MATERIALS & VOTE VOTE BY INTERNET - www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time the day before the cut-off date or meeting date. Have

October 4, 2024 EX-16.1

October 4, 2024

Exhibit 16.1 October 4, 2024 Securities and Exchange Commission 100 F Street N.E. Washington, D.C. 20549 Ladies and Gentlemen: We have read Ostin Technology Group Co., Ltd.’s Form 6-K dated October 4, 2024, and we agree with the statements set forth in the Form 6-K, insofar as they relate to our firm. We have no basis to agree or disagree with other statements made by the registrant contained ther

October 4, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu P

September 3, 2024 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 September 3, 2024

Ostin Technology Group Co., Ltd. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 September 3, 2024 VIA EDGAR U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Patrick Fullem Re: Ostin Technology Group Co., Ltd. Registration Statement on Form F-1, as amended Filed on Augu

August 30, 2024 F-1/A

As filed with the U.S. Securities and Exchange Commission on August 30, 2024.

As filed with the U.S. Securities and Exchange Commission on August 30, 2024. Registration No. 333-280614 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of registrant as specified in its charter) Cayman Islands 3679 Not Applicable (State or other

August 26, 2024 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Exhibit 99.1 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS The following discussion and analysis of our financial condition and results of operations should be read in conjunction with our unaudited consolidated financial statements and related notes as set forth in Exhibit 99.2 entitled “Condensed Consolidated Financial Statements for the Six Months Ended M

August 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pr

August 26, 2024 EX-99.2

OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2024 AND 2023

Exhibit 99.2 OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2024 AND 2023 (UNAUDITED) F-1 OSTIN TECHNOLOGY GROUP CO., LTD. INDEX TO UNAUDITED CONDENSED CONSOLIDATED INTERIM FINANCIAL STATEMENTS Condensed Consolidated Financial Statements Condensed Consolidated Balance Sheets as of March 31, 2024 (Unaudited) and September 30, 2023 F-3

July 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

July 24, 2024 EX-99.2

INSIDER TRADING COMPLIANCE MANUAL OSTIN TECHNOLOGY GROUP CO., LTD. Adopted: July 10, 2024

Exhibit 99.2 INSIDER TRADING COMPLIANCE MANUAL OSTIN TECHNOLOGY GROUP CO., LTD. Adopted: July 10, 2024 In order to take an active role in the prevention of insider trading violations by its officers, directors, employees, consultants, attorneys, advisors and other related individuals, the Board of Directors (the “Board”) of Ostin Technology Group Co., Ltd., a company formed under the laws of the C

July 24, 2024 EX-99.1

Ostin Technology Group Received Additional 180 Day Extension by Nasdaq to Regain Compliance with Minimum Bid Price Rule

Exhibit 99.1 Ostin Technology Group Received Additional 180 Day Extension by Nasdaq to Regain Compliance with Minimum Bid Price Rule Nanjing, China, July 24, 2024 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. ("the Company") (Nasdaq: OST), a leading supplier of display modules and polarizers based in China, announced that on July 18, 2024, it received a notification letter (the "Extension No

June 28, 2024 EX-FILING FEES

Calculation of Filing Fee Tables (Form Type) Ostin Technology Group Co., Ltd. (Exact Name of Registrant as Specified in its Charter) (Translation of Registrant’s Name into English) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 Calculation of Filing Fee Tables F-1 (Form Type) Ostin Technology Group Co.

June 28, 2024 F-1

As filed with the U.S. Securities and Exchange Commission on June 28, 2024.

As filed with the U.S. Securities and Exchange Commission on June 28, 2024. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of registrant as specified in its charter) Cayman Islands Not Applicable (State or other jurisdiction of incorporation o

June 27, 2024 EX-10.1

Securities Purchase Agreement

Exhibit 10.1 Securities Purchase Agreement This Securities Purchase Agreement (this “Agreement”), dated as of June 21, 2024, is entered into by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (“Company”), and Streeterville Capital, LLC, a Utah limited liability company, its successors and/or assigns (“Investor”). A. Company and Investor are executing and delivering

June 27, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Prov

June 27, 2024 EX-4.1

CONVERTIBLE PROMISSORY NOTE

Exhibit 4.1 CONVERTIBLE PROMISSORY NOTE Effective Date: June 21, 2024 U.S.$1,360,000.00 FOR VALUE RECEIVED, Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (“Borrower”), promises to pay to Streeterville Capital, LLC, a Utah limited liability company, or its successors or assigns (“Lender”), $1,360,000.00 and any interest, fees, charges, and late fees accrued hereunder on the da

June 21, 2024 424B5

Ostin Technology Group Co., Ltd. Up to $1,360,000 Class A Ordinary Shares Issuable upon the Conversion of Convertible Note Due June 21, 2025

Filed Pursuant to Rule 424(b)(5) Registration No. 333-279177 PROSPECTUS SUPPLEMENT (To Prospectus dated May 7, 2024) Ostin Technology Group Co., Ltd. Up to $1,360,000 Class A Ordinary Shares Issuable upon the Conversion of Convertible Note Due June 21, 2025 This prospectus supplement and the accompanying base prospectus relates to a self-underwritten offering of certain convertible promissory note

May 24, 2024 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101, 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 May 24, 2024

Ostin Technology Group Co., Ltd. Building 2, 101, 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 May 24, 2024 VIA EDGAR U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Jenny O’Shanick Re: Ostin Technology Group Co., Ltd. Registration Statement on Form F-3 Filed on May 7, 2024 File No

May 7, 2024 EX-3.1

THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES SECOND AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON 28 MARCH 2024)

Exhibit 3.1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES SECOND AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF OSTIN TECHNOLOGY GROUP CO., LTD. (ADOPTED BY SPECIAL RESOLUTION EFFECTIVE ON 28 MARCH 2024) Filed: 03-Apr-2024 09:42 EST Auth Code: D40269537585 www.verify.gov.ky File#: 355717 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY L

May 7, 2024 EX-FILING FEES

Calculation of Filing Fee Tables FORM F-3 (Form Type) Ostin Technology Group Co., Ltd. (Exact Name of Registrant as Specified in its Charter) Not Applicable (Translation of registrant’s name into English) Table 1: Newly Registered and Carry Forward S

Exhibit 107 Calculation of Filing Fee Tables FORM F-3 (Form Type) Ostin Technology Group Co.

May 7, 2024 F-3

As filed with the U.S. Securities and Exchange Commission on May 7, 2024

As filed with the U.S. Securities and Exchange Commission on May 7, 2024 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of registrant as specified in its charter) Not Applicable (Translation of registrant’s name into English) Cayman Islands Not

May 7, 2024 EX-4.1

Ostin Technology Group Co., Ltd., as [ ], as INDENTURE TRUSTEE Dated as of [ ] TABLE OF CONTENTS

Exhibit 4.1 Ostin Technology Group Co., Ltd., as ISSUER and [ ], as INDENTURE TRUSTEE INDENTURE Dated as of [ ] TABLE OF CONTENTS Page ARTICLE I DEFINITIONS AND INCORPORATION BY REFERENCE 1 Section 1.01 Definitions 1 Section 1.02 Other Definitions 4 Section 1.03 Incorporation by Reference of Trust Indenture Act 4 Section 1.04 Rules of Construction 4 ARTICLE II THE SECURITIES 5 Section 2.01 Issuabl

April 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pro

March 14, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-4136

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Pro

March 14, 2024 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 PROXY STATEMENT AND NOTICE OF EXTRAORDINARY GENERAL MEETING To the shareholders of March 14, 2024 Ostin Technology Group Co., Ltd. Nanjing, China NOTICE IS HEREBY GIVEN THAT the extraordinary general meeting of shareholders (the “Meeting”) of Ostin Technology Group C

March 14, 2024 EX-99.2

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 FORM OF PROXY CARD Solicited on Behalf of the Board of Directors for the Extraordinary General Meeting on March 28, 2024, at 9:00

Exhibit 99.2 Control Number: Number of Shares: Registered Shareholder: OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 FORM OF PROXY CARD Solicited on Behalf of the Board of Directors for the Extraordinary General Meeting on March 28, 2024, at 9:00 A.M., Beijing Time (March 27, 2024, at 9:00 P.M., Eastern Time) The undersigned

February 20, 2024 EX-99.2

REGISTRATION RIGHTS AGREEMENT

Exhibit 99.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (the “Agreement”) is made and entered into as of January 31st, 2024, by and among Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and MIDEA INTERNATIONAL CO., LIMITED, a Hong Kong company (the “Purchaser”). Terms used but not otherwise defined herein shall have the meanings assigned to

February 20, 2024 EX-99.1

SUBSCRIPTION AGREEMENT

Exhibit 99.1 SUBSCRIPTION AGREEMENT This Subscription Agreement (this “Agreement”), dated as of January 31st, 2024, is by and between MIDEA INTERNATIONAL CO., LIMITED, a company organized under the laws of Hong Kong (the “Purchaser”), and Ostin Technology Group Co., Ltd., a company organized under the laws of Cayman Islands (the “Company”). The Purchaser and the Company are sometimes herein referr

February 20, 2024 SC 13D

OST / Ostin Technology Group Co., Ltd. / MIDEA INTERNATIONAL CO., Ltd - SCHEDULE 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 Ostin Technology Group Co., Ltd. (Name of Issuer) Ordinary Shares, par value $0.0001 per share (Title of Class of Securities) G67927106 (CUSIP Number) MIDEA INTERNATIONAL CO., LIMITED 1 Kechuang Road Qixia District, Nanjing, Jiangsu Province, China 210046 Telephone: +86-13

February 14, 2024 SC 13G

OST / Ostin Technology Group Co., Ltd. / Xiaohong Yin - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* Ostin Technology Group Co., Ltd. (Name of Issuer) Ordinary shares, par value $0.0001 per share (Title of Class of Securities) G67927106 (CUSIP Number) September 30, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to d

February 14, 2024 SC 13G

OST / Ostin Technology Group Co., Ltd. / Ling Tao - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* Ostin Technology Group Co., Ltd. (Name of Issuer) Ordinary shares, par value $0.0001 per share (Title of Class of Securities) G67927106 (CUSIP Number) September 30, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to d

February 7, 2024 EX-99.2

REGISTRATION RIGHTS AGREEMENT

Exhibit 99.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (the “Agreement”) is made and entered into as of January 31st, 2024, by and among Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and MIDEA INTERNATIONAL CO., LIMITED, a Hong Kong company (the “Purchaser”). Terms used but not otherwise defined herein shall have the meanings assigned to

February 7, 2024 EX-99.1

SUBSCRIPTION AGREEMENT

Exhibit 99.1 SUBSCRIPTION AGREEMENT This Subscription Agreement (this “Agreement”), dated as of January 31st, 2024, is by and between MIDEA INTERNATIONAL CO., LIMITED, a company organized under the laws of Hong Kong (the “Purchaser”), and Ostin Technology Group Co., Ltd., a company organized under the laws of Cayman Islands (the “Company”). The Purchaser and the Company are sometimes herein referr

February 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jian

January 31, 2024 EX-15.1

January 31, 2024

Exhibit 15.1 January 31, 2024 Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Re: Consent of People’s Republic of China Counsel Dear Sirs, We consent to the reference to our firm under the headings “Item 3. Key Information - Cash and Asset Flows through Our Organization”, “Item 3.Key Information – 3D Risk Factors - Risks R

January 31, 2024 EX-4.7

EMPLOYMENT AGREEMENT

Exhibit 4.7 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Agreement”), is entered into as of January 1, 2024, by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and Qiaoyun Xie, an individual (the “Executive”). Except with respect to the direct employment of the Executive by the Company, the term “Company” as used herein with respect to all ob

January 31, 2024 EX-12.1

CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 12.1 CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Tao Ling, certify that: 1. I have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to st

January 31, 2024 EX-13.1

CERTIFICATION OF THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 13.1 CERTIFICATION OF THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Registrant”) on Form 20-F for the year ended September 30, 2023, as filed with the Securities and Exchange Commission on t

January 31, 2024 EX-12.2

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 12.2 CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Qiaoyun Xie, certify that: 1. I have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to

January 31, 2024 EX-97.1

OSTIN TECHNOLOGY GROUP CO., LTD. EXECUTIVE COMPENSATION RECOVERY POLICY Adopted as of December 1, 2023

Exhibit 97.1 OSTIN TECHNOLOGY GROUP CO., LTD. EXECUTIVE COMPENSATION RECOVERY POLICY Adopted as of December 1, 2023 This policy covers the Covered Officers of Ostin Technology Group Co., Ltd. (the “Company”) and explains when the Company will be required or authorized, as applicable, to seek recovery of Incentive Compensation awarded or paid to Covered Officers. Please refer to Schedule A attached

January 31, 2024 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECUR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EX

January 31, 2024 EX-2.1

DESCRIPTION OF SECURITIES

Exhibit 2.1 DESCRIPTION OF SECURITIES A summary of the material provisions governing our securities registered pursuant to Section 12(b) of the Exchange Act of 1934, as amended (the “Exchange Act”) is provided below. This summary is not complete and should be read together with our amended and restated memorandum and articles of association (the “Articles”), a copy of which is filed with the U.S.

January 31, 2024 EX-13.2

CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

Exhibit 13.2 CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Registrant”) on Form 20-F for the year ended September 30, 2023, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), t

January 26, 2024 EX-10.1

Securities Purchase Agreement

Exhibit 10.1 Securities Purchase Agreement This Securities Purchase Agreement (this “Agreement”), dated as of January 19, 2024, is entered into by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (“Company”), and Streeterville Capital, LLC, a Utah limited liability company, its successors and/or assigns (“Investor”). A. Company and Investor are executing and deliveri

January 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101 1 Kechuang Road Qixia District, Nanjing Jiangsu P

January 26, 2024 EX-4.1

CONVERTIBLE PROMISSORY NOTE

Exhibit 4.1 CONVERTIBLE PROMISSORY NOTE Effective Date: January 19, 2024 U.S.$550,000.00 FOR VALUE RECEIVED, Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (“Borrower”), promises to pay to Streeterville Capital, LLC, a Utah limited liability company, or its successors or assigns (“Lender”), $550,000.00 and any interest, fees, charges, and late fees accrued hereunder on the dat

January 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiang

January 24, 2024 EX-99.1

Ostin Technology Group Receives Nasdaq Notification Regarding Minimum Bid Price Deficiency

Exhibit 99.1 Ostin Technology Group Receives Nasdaq Notification Regarding Minimum Bid Price Deficiency Nanjing, China, Jan 24., 2024 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (the “Company”) (Nasdaq: OST), a supplier of display modules and polarizers in China, today announced that the Company had received a written notification from the staff of the Listing Qualifications Department of

October 4, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jia

September 28, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jia

August 30, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangs

August 30, 2023 EX-99.4

Ostin Technology Group Co., Ltd. to Hold Annual General Meeting of Shareholders on September 28, 2023

Exhibit 99.4 Ostin Technology Group Co., Ltd. to Hold Annual General Meeting of Shareholders on September 28, 2023 Nanjing, China, August 30, 2023 (GLOBE NEWSWIRE) — Ostin Technology Group Co., Ltd. (the “Company”) (Nasdaq: OST), a supplier of display modules and polarizers in China, today announced that it expects to hold its 2023 annual general meeting of shareholders on September 28, 2023 at 8:

August 30, 2023 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 (incorporated under the laws of the Cayman Islands) (Nasdaq: OST) NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS To be held

Exhibit 99.1 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 (incorporated under the laws of the Cayman Islands) (Nasdaq: OST) NOTICE OF ANNUAL GENERAL MEETING OF SHAREHOLDERS To be held on September 28, 2023 To the Shareholders of Ostin Technology Group Co., Ltd., NOTICE IS HEREBY GIVEN THAT the annual general meeting of

August 30, 2023 EX-99.2

OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 ANNUAL GENERAL MEETING OF SHAREHOLDERS September 28, 2023 8:00 P.M., Beijing Time PROXY STATEMENT

Exhibit 99.2 OSTIN TECHNOLOGY GROUP CO., LTD. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 ANNUAL GENERAL MEETING OF SHAREHOLDERS September 28, 2023 8:00 P.M., Beijing Time PROXY STATEMENT The board of directors (the “Board of Directors”) of Ostin Technology Group Co., Ltd. (the “Company,” “we,” “us,” or “our”) is soliciting proxies for the annual gene

August 30, 2023 EX-99.3

OSTIN TECHNOLOGY GROUP CO., LTD. BUILDING 2, 101/201 1 KECHUANG ROAD QIXIA DISTRICT, NANJING JIANGSU PROVINCE, CHINA 210046 SCAN TO VIEW MATERIALS & VOTE VOTE BY INTERNET - www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit y

Exhibit 99.3 OSTIN TECHNOLOGY GROUP CO., LTD. BUILDING 2, 101/201 1 KECHUANG ROAD QIXIA DISTRICT, NANJING JIANGSU PROVINCE, CHINA 210046 SCAN TO VIEW MATERIALS & VOTE VOTE BY INTERNET - www.proxyvote.com or scan the QR Barcode above Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time the day before the cut-off date or me

August 15, 2023 EX-99.1

Ostin Technology Group Plans to Launch New M4 and GT8-PRO Smartwatches Via Short-Video Platforms

Exhibit 99.1 Ostin Technology Group Plans to Launch New M4 and GT8-PRO Smartwatches Via Short-Video Platforms Nanjing, China, August 10, 2023 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (the “Company”) (Nasdaq: OST), a supplier of display modules and polarizers in China, today announced the Company plans to launch its new smartwatch products, M4 and GT8-PRO, through one of the most popular

August 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangs

August 3, 2023 EX-99.2

OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2023 AND 2022

Exhibit 99.2 OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED MARCH 31, 2023 AND 2022 (UNAUDITED) F-1 OSTIN TECHNOLOGY GROUP CO., LTD. INDEX TO UNAUDITED CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Condensed Consolidated Financial Statements Unaudited Condensed Consolidated Balance Sheets as of March 31, 2023 and September 30, 2022 F-3 Unaudited

August 3, 2023 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Exhibit 99.1 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS The following discussion and analysis of our financial condition and results of operations should be read in conjunction with our unaudited consolidated financial statements and related notes as set forth in Exhibit 99.2 entitled “Unaudited Interim Condensed Consolidated Financial Statements for the

August 3, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangs

February 16, 2023 EX-15.1

Consent of King & Wood Mallesons*

Exhibit 15.1 February 15, 2023 Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Re: Consent of People’s Republic of China Counsel Dear Sirs, We consent to the reference to our firm under the headings “Item 3.Key Information - Cash and Asset Flows through Our Organization”, “Item 3.Key Information – 3D Risk Factors - Risks R

February 16, 2023 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT

February 16, 2023 EX-1.1

Amended and Restated Memorandum and Articles of Association*

Exhibit 1.1 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF Ostin Technology Group Co., Ltd. (adopted by Special Resolution dated 26 APRIL 2022 and effective on 26 APRIL 2022) THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM OF ASSOCIATION OF O

February 16, 2023 EX-13.2

Certificate of Principal Financial Officer pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002**

Exhibit 13.2 CERTIFICATION OF THE PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Registrant”) on Form 20-F for the year ended September 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), t

February 16, 2023 EX-12.2

Certificate of Principal Financial Officer pursuant to Rule 13a-14(a) of the Exchange Act*

Exhibit 12.2 CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Qiaoyun Xie, certify that: 1. I have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to

February 16, 2023 EX-2.1

Description of Securities*

Exhibit 2.1 DESCRIPTION OF SECURITIES A summary of the material provisions governing our securities registered pursuant to Section 12(b) of the Exchange Act of 1934, as amended (the “Exchange Act”) is provided below. This summary is not complete and should be read together with our amended and restated memorandum and articles of association (the “Articles”), a copy of which is filed with the U.S.

February 16, 2023 EX-13.1

Certificate of Principal Executive Officer pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002**

Exhibit 13.1 CERTIFICATION OF THE PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Ostin Technology Group Co., Ltd. (the “Registrant”) on Form 20-F for the year ended September 30, 2022, as filed with the Securities and Exchange Commission on t

February 16, 2023 EX-12.1

Certificate of Principal Executive Officer pursuant to Rule 13a-14(a) of the Exchange Act*

Exhibit 12.1 CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO EXCHANGE ACT RULE 13A-14(A)/15D-14(A) AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Tao Ling, certify that: 1. I have reviewed this annual report on Form 20-F of Ostin Technology Group Co., Ltd.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to st

January 31, 2023 NT 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☐ Form 10-K ☒ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: September 30, 2022 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Transition P

August 19, 2022 EX-99.1

OSTIN TECHNOLOGY GROUP CO., LTD. CONDENSED CONSOLIDATED BALANCE SHEETS AS OF MARCH 31, 2022 AND SEPTEMBER 30, 2021 (IN U.S. DOLLARS, EXCEPT FOR NUMBER OF SHARES DATA)

EX-99.1 2 ea164686ex99-1ostintech.htm PRESS RELEASE Exhibit 99.1 Ostin Technology Group Reports Half-Year Financial Results Nanjing, China, August 19, 2022 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (the “Company”) (Nasdaq: OST), a supplier of display modules and polarizers in China, today reported its unaudited financial results for the six months ended March 31, 2022. Half-Year Ended Ma

August 19, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 Commission File Number: 001-413

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2022 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant?s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangs

July 26, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2022 Commission File Number: 001-41362

6-K 1 ea163352-6kostin.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2022 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant’s name into English) Building 2, 101/201 1 Kechuang Road Qixia

May 5, 2022 EX-10.1

Indemnification Escrow Agreement, dated April 29, 2022, by and among the Company, Prime Number Capital LLC and Wilmington Trust, National Association.

EX-10.1 3 ea159334ex10-1ostintechno.htm INDEMNIFICATION ESCROW AGREEMENT, DATED APRIL 29, 2022, BY AND AMONG THE COMPANY, PRIME NUMBER CAPITAL LLC AND WILMINGTON TRUST, NATIONAL ASSOCIATION Exhibit 10.1 ESCROW AGREEMENT This Escrow Agreement dated this 29th day of April, 2022 (the “Escrow Agreement”), is entered into by and among Ostin Technology Group Co., Ltd., a company organized under the laws

May 5, 2022 EX-14.1

Code of Ethics.

EX-14.1 4 ea159334ex14-1ostintechno.htm CODE OF ETHICS Exhibit 14.1 CODE OF BUSINESS CONDUCT AND ETHICS OF OSTIN TECHNOLOGY GROUP CO., LTD. The Board of Directors of Ostin Technology Group Co., Ltd. (together with its direct and indirect subsidiaries and their respective businesses, the “Company”) has adopted this Code of Business Conduct and Ethics (this “Code”) to provide value for both our memb

May 5, 2022 EX-1.1

Underwriting Agreement, dated April 26, 2022, by and among the Company, Prime Number Capital LLC and Shengang Securities Company Limited.

Exhibit 1.1 Ostin Technology Group Co., Ltd. UNDERWRITING AGREEMENT April 26, 2022 Prime Number Capital LLC 14 Myrtle Drive Great Neck, NY 11021 Shengang Securities Company Limited Floor 16/22/23, Chamtime International Finance Center 1589 Century Avenue Pudong, Shanghai, 200122 As Representatives of the Underwriters named on Schedule A hereto Ladies and Gentlemen: The undersigned, Ostin Technolog

May 5, 2022 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 Commission File Number: 001-41362

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2022 Commission File Number: 001-41362 Ostin Technology Group Co., Ltd. (Translation of registrant?s name into English) Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu P

May 5, 2022 EX-99.3

NOMINATING AND CORPORATE GOVERNANCE COMMITTEE CHARTER OSTIN TECHNOLOGY GROUP CO., LTD.

Exhibit 99.3 NOMINATING AND CORPORATE GOVERNANCE COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. The responsibilities and powers of this Nominating and Corporate Governance Committee (the ?Committee?) as delegated by the Board of Directors (the ?Board?) of Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the ?Company?) are set forth in this charter. Whenever the Committee

May 5, 2022 EX-99.1

AUDIT COMMITTEE CHARTER OSTIN TECHNOLOGY GROUP CO., LTD.

EX-99.1 5 ea159334ex99-1ostintechno.htm AUDIT COMMITTEE CHARTER Exhibit 99.1 AUDIT COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. Purpose The Audit Committee (the “Committee”) is appointed by the Board of Directors (the “Board”) of Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) to assist the Board in monitoring (1) the integrity of the annual and other f

May 5, 2022 EX-99.5

Ostin Technology Group Co., Ltd. Announces Closing of Initial Public Offering, Including Full Exercise of the Over-allotment Option

EX-99.5 9 ea159334ex99-5ostintechno.htm PRESS RELEASE, DATED APRIL 29, 2022 Exhibit 99.5 Ostin Technology Group Co., Ltd. Announces Closing of Initial Public Offering, Including Full Exercise of the Over-allotment Option Nanjing, China, April 29, 2022 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (the "Company") (NASDAQ: OST), a supplier of display modules and polarizers in China, today anno

May 5, 2022 EX-99.4

Ostin Technology Group Co., Ltd. Announces Pricing of $13,500,000 Initial Public Offering

Exhibit 99.4 Ostin Technology Group Co., Ltd. Announces Pricing of $13,500,000 Initial Public Offering Nanjing, China, April 26, 2022 (GLOBE NEWSWIRE) - Ostin Technology Group Co., Ltd. (the "Company") (NASDAQ: OST), a supplier of display modules and polarizers in China, today announced the pricing of its initial public offering (the "Offering") of 3,375,000 ordinary shares (the "Ordinary Shares")

May 5, 2022 EX-99.2

COMPENSATION COMMITTEE CHARTER OSTIN TECHNOLOGY GROUP CO., LTD.

EX-99.2 6 ea159334ex99-2ostintechno.htm COMPENSATION COMMITTEE CHARTER Exhibit 99.2 COMPENSATION COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. I. PURPOSES The Compensation Committee (the “Committee”) is appointed by the Board of Directors (the “Board”) of Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) for the purposes of, among other things, (a) dischar

April 29, 2022 424B4

3,375,000 Ordinary Shares Ostin Technology Group Co., Ltd.

PROSPECTUS Filed Pursuant to Rule 424(b)(4) Registration No. 333-253959 3,375,000 Ordinary Shares Ostin Technology Group Co., Ltd. This is the initial public offering of ordinary shares of Ostin Technology Group Co., Ltd., a Cayman Islands exempted holding company substantially all of its operations in China. Throughout this prospectus, unless the context indicates otherwise, references to ?Ostin?

April 26, 2022 8-A12B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 Ostin Technology Group Co., Ltd. (Exact name

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 Ostin Technology Group Co., Ltd. (Exact name of registrant as specified in its charter) Cayman Islands N/A (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identifi

April 22, 2022 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 April 22, 2022

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 April 22, 2022 VIA EDGAR U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Asia Timmons-Pierce Re: Ostin Technology Group Co., Ltd. Registration Statement on Form

April 22, 2022 CORRESP

VIA EDGAR

CORRESP 1 filename1.htm VIA EDGAR April 22, 2022 U.S. Securities and Exchange Commission Division of Corporation Finance 100 F. Street, NE Washington, D.C. 20549 Attn: Asia Timmons-Pierce Re: Ostin Technology Group Co., Ltd. File No. 333- 253959 Registration Statement on Form F-1, as amended Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations of the U.S. Securities and

March 30, 2022 EX-99.4

Consent of John Carl Mein

Exhibit 99.4 Consent to be Named as a Director Nominee In connection with the filing by Ostin Technology Group Co., Ltd. of the Registration Statement on Form F-1 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the ?Securities Act?), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named as a nominee to the board of directors of Ostin

March 30, 2022 EX-99.2

Opinion of King & Wood Mallesons regarding certain PRC law matters

Exhibit 99.2 March 28, 2022 To: Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Re: Legal Opinion on Certain PRC Law Matters Dear Sirs, We are qualified lawyers of the People?s Republic of China (the ?PRC?, for the purpose of this legal opinion, excluding the Hong Kong Special Administrative Region, Macao Special Administr

March 30, 2022 F-1/A

As filed with the Securities and Exchange Commission on March 29, 2022.

F-1/A 1 ea157437-f1a11ostintech.htm AMENDMENT NO. 11 TO FORM F-1 As filed with the Securities and Exchange Commission on March 29, 2022. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 11 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its

March 29, 2022 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR March 29, 2022 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 10 to Registration Statement on Form F-1 File

February 23, 2022 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR February 22, 2022 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 9 to Registration

February 23, 2022 F-1/A

As filed with the Securities and Exchange Commission on February 23, 2022.

F-1/A 1 ea155946-f1a10ostintech.htm AMENDMENT NO. 10 TO FORM F-1 As filed with the Securities and Exchange Commission on February 23, 2022. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 10 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in

February 23, 2022 EX-21.1

List of Subsidiaries

EX-21.1 2 ea155946ex21-1ostintech.htm LIST OF SUBSIDIARIES Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Subsidiaries Place of Incorporation Ostin Technology Holdings Limited British Virgin Islands Ostin Technology Limited Hong Kong Nanjing Aosa Technology Development Co., Ltd. PRC Beijing Suhongyuanda Science and Technology Co., Ltd. PRC Jiangsu Austin Optronics Technology Co., Ltd. PRC Sichuan Aus

January 31, 2022 F-1/A

As filed with the Securities and Exchange Commission on January 28, 2022.

As filed with the Securities and Exchange Commission on January 28, 2022. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 9 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant?s name into

January 28, 2022 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR January 28, 2022 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 8 to Registration S

December 21, 2021 F-1/A

As filed with the Securities and Exchange Commission on December 20, 2021.

F-1/A 1 ea152666-f1a8ostintech.htm AMENDMENT NO. 8 TO FORM F-1 As filed with the Securities and Exchange Commission on December 20, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 8 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its

December 20, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR December 20, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 7 to Registration

December 6, 2021 F-1/A

As filed with the Securities and Exchange Commission on December 6, 2021.

As filed with the Securities and Exchange Commission on December 6, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 7 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant’s name into

December 6, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR December 6, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 6 to Registration Statement on Form F-1 Fil

November 4, 2021 F-1/A

As filed with the Securities and Exchange Commission on November 3, 2021.

F-1/A 1 ea148654-f1a6ostintech.htm AMENDMENT NO. 6 TO FORM F-1 As filed with the Securities and Exchange Commission on November 3, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 6 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its

November 3, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR November 3, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 5 to Registration Statement on Form F-1 Fil

October 12, 2021 F-1/A

As filed with the Securities and Exchange Commission on October 12, 2021.

As filed with the Securities and Exchange Commission on October 12, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 5 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant?s name into

October 12, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR October 12, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 4 to Registration S

October 12, 2021 EX-99.9

Request for Waivers and Representation under Item 8.A.4 of Form 20-F

EX-99.9 3 ea148654ex99-9ostintech.htm REQUEST FOR WAIVERS AND REPRESENTATION UNDER ITEM 8.A.4 OF FORM 20-F Exhibit 99.9 Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 October 12, 2021 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance Office of Chief Accountant 100 F Street, NE Washington, D

September 21, 2021 F-1/A

As filed with the Securities and Exchange Commission on September 20, 2021.

As filed with the Securities and Exchange Commission on September 20, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 4 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant’s name int

September 20, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR September 20, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 3 to Registration Statement on Form F-1 F

August 30, 2021 F-1/A

As filed with the Securities and Exchange Commission on August 30, 2021.

As filed with the Securities and Exchange Commission on August 30, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 3 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant’s name into E

August 30, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

CORRESP 1 filename1.htm Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR August 30, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 2 to Registration St

August 30, 2021 EX-10.15

Form of Shares Transfer Agreement

Exhibit 10.15 ?????????????????? ?????? Share Transfer Agreement Regarding Jiangsu Austin Optronics Technology Co., Ltd. ????????? ? ? ?????????? This agreement is entered into by the following parties in Nanjing, China on the date of : ???????? ??????????????? ?????????91320100MA20XFGW5Q ????????????1?2?101? Party A (Transferee): Name: Nanjing Aosa Technology Development Co., Ltd. Unified Social

July 20, 2021 EX-10.10

Employment Agreement, dated June 19, 2020, by and between the Registrant and Tao Ling

Exhibit 10.10 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the ?Agreement?), is entered into as of June 19, 2020 (the ?Effective Date?), by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the ?Company?) and Tao Ling, an individual (the ?Executive?). Except with respect to the direct employment of the Executive by the Company, the term ?Company? as used herein wi

July 20, 2021 EX-10.11

Employment Agreement, dated June 19, 2020, by and between the Registrant and Qiaoyun Xie

EX-10.11 3 ea144351ex10-11ostintech.htm EMPLOYMENT AGREEMENT, DATED JUNE 19, 2020, BY AND BETWEEN THE REGISTRANT AND QIAOYUN XIE Exhibit 10.11 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Agreement”), is entered into as of June 19, 2020, by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and Qiaoyun Xie, an individual (the “Executive”). Excep

July 20, 2021 F-1/A

As filed with the Securities and Exchange Commission on July 20, 2021.

As filed with the Securities and Exchange Commission on July 20, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant’s name into Eng

July 20, 2021 EX-10.12

Employment Agreement, dated June 11, 2021, by and between the Registrant and Xiaodong Zhai

EX-10.12 4 ea144351ex10-12ostintech.htm EMPLOYMENT AGREEMENT,DATED JUNE 11, 2021, BY AND BETWEEN THE REGISTRANT AND XIAODONG ZHAI Exhibit 10.12 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Agreement”), is entered into as of June 11, 2021 (the “Effective Date”), by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and Xiaodong Zhai, an individua

July 20, 2021 EX-21.1

List of Subsidiaries

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Subsidiaries Place of Incorporation Ostin Technology Holdings Limited British Virgin Islands Ostin Technology Limited Hong Kong Jiangsu Austin Optronics Technology Co., Ltd.* PRC Nanjing Aosa Technology Development Co., Ltd. PRC Beijing Suhongyuanda Science and Technology Co., Ltd. PRC * Jiangsu Austin Optronics Technology Co., Ltd. (?Jiangsu Austin?) is

July 20, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR July 20, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Amendment No. 1 to Registration Statement on Form F-1 Filed

July 20, 2021 EX-10.13

Employment Agreement, dated June 11, 2021, by and between the Registrant and Bo Yuan

Exhibit 10.13 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the ?Agreement?), is entered into as of June 11, 2021 (the ?Effective Date?), by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the ?Company?) and Bo Yuan, an individual (the ?Executive?). Except with respect to the direct employment of the Executive by the Company, the term ?Company? as used herein wit

June 23, 2021 EX-10.10

Form of Employment Agreement

EX-10.10 7 ea142875ex10-10ostintech.htm FORM OF EMPLOYMENT AGREEMENT Exhibit 10.10 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Agreement”), is entered into as of [ ], 20[ ] (the “Effective Date”), by and between Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) and [ ], an individual (the “Executive”). Except with respect to the direct employment of the E

June 23, 2021 EX-99.1

Code of Business Conduct and Ethics

Exhibit 99.1 CODE OF BUSINESS CONDUCT AND ETHICS OF OSTIN TECHNOLOGY GROUP CO., LTD. The Board of Directors of Ostin Technology Group Co., Ltd. (together with its direct and indirect subsidiaries and their respective businesses, the ?Company?) has adopted this Code of Business Conduct and Ethics (this ?Code?) to provide value for both our members and stockholders; and ? To encourage honest and eth

June 23, 2021 EX-10.11

Form of Indemnification Escrow Agreement

EX-10.11 8 ea142875ex10-11ostintech.htm FORM OF INDEMNIFICATION ESCROW AGREEMENT Exhibit 10.11 ESCROW AGREEMENT This Escrow Agreement dated this [●] day of [●] (the “Escrow Agreement”), is entered into by and among Ostin Technology Group Co., Ltd., a company organized under the laws of the Cayman Islands (the “[Company]” or “Ostin”), having an address at Building 2, 101/201, 1 Kechuang Road, Qixia

June 23, 2021 EX-99.7

Form of Compensation Committee Charter

Exhibit 99.7 FORM OF COMPENSATION COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. I. PURPOSES The Compensation Committee (the “Committee”) is appointed by the Board of Directors (the “Board”) of Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the “Company”) for the purposes of, among other things, (a) discharging the Board’s responsibilities relating to the compensation

June 23, 2021 F-1/A

As filed with the Securities and Exchange Commission on June 22, 2021.

As filed with the Securities and Exchange Commission on June 22, 2021. Registration No. 333-253959 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Translation of Registrant’s name into Eng

June 23, 2021 EX-99.6

Form of Audit Committee Charter

Exhibit 99.6 FORM OF AUDIT COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. Purpose The Audit Committee (the ?Committee?) is appointed by the Board of Directors (the ?Board?) of Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the ?Company?) to assist the Board in monitoring (1) the integrity of the annual and other financial statements of the Company, (2) the independent

June 23, 2021 EX-3.2

Form of Amended and Restated Memorandum and Articles of Association of the Registrant, as effective immediately prior to the completion of this offering

EX-3.2 3 ea142875ex3-2ostintech.htm FORM OF AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF THE REGISTRANT, AS EFFECTIVE IMMEDIATELY PRIOR TO THE COMPLETION OF THIS OFFERING Exhibit 3.2 THE COMPANIES ACT (AS REVISED) OF THE CAYMAN ISLANDS COMPANY LIMITED BY SHARES AMENDED AND RESTATED MEMORANDUM AND ARTICLES OF ASSOCIATION OF Ostin Technology Group Co., Ltd. (adopted by Special Reso

June 23, 2021 EX-99.2

Opinion of King & Wood Mallesons regarding certain PRC law matters

EX-99.2 11 ea142875ex99-2ostintech.htm OPINION OF KING & WOOD MALLESONS REGARDING CERTAIN PRC LAW MATTERS Exhibit 99.2 June 20, 2021 To: Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 Re: Legal Opinion on Certain PRC Law Matters Dear Sirs, We are qualified lawyers of the People’s Republic of China (the “PRC”, for the purp

June 23, 2021 EX-99.8

Form of Nominating and Corporate Governance Committee Charter

EX-99.8 14 ea142875ex99-8ostintech.htm FORM OF NOMINATING AND CORPORATE GOVERNANCE COMMITTEE CHARTER Exhibit 99.8 FORM OF NOMINATING AND CORPORATE GOVERNANCE COMMITTEE CHARTER OF OSTIN TECHNOLOGY GROUP CO., LTD. The responsibilities and powers of this Nominating and Corporate Governance Committee (the “Committee”) as delegated by the Board of Directors (the “Board”) of Ostin Technology Group Co.,

June 23, 2021 EX-4.1

Registrant’s Specimen Certificate for Ordinary Shares

Exhibit 4.1 SPECIMEN ORDINARY SHARE CERTIFICATE NUMBER SHARES OSTIN TECHNOLOGY GROUP CO., LTD. INCORPORATED UNDER THE LAWS OF THE CAYMAN ISLANDS ORDINARY SHARE SEE REVERSE FOR CERTAIN DEFINITIONS THIS CERTIFIES THAT G67927106 IS THE OWNER OF FULLY PAID AND NON-ASSESSABLE ORDINARY SHARES OF THE PAR VALUE OF US$0.0001 EACH OF OSTIN TECHNOLOGY GROUP CO., LTD. Transferable on the books of the Company

June 23, 2021 EX-1.1

Form of Underwriting Agreement

Exhibit 1.1 Ostin Technology Group Co., Ltd. UNDERWRITING AGREEMENT [?], 2021 Prime Number Capital LLC 1129 Northern Blvd., Suite 404 Manhasset, New York, 11030 Tel: 212-590-2303 As Representative of the Underwriters named on Schedule A hereto Ladies and Gentlemen: The undersigned, Ostin Technology Group Co., Ltd., a Cayman Islands exempted company (the ?Company?), hereby confirms its agreement (t

June 22, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR June 22, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Registration Statement on Form F-1 Filed March 5, 2021 File

March 5, 2021 EX-10.4

Form of Spousal Consent

EX-10.4 6 ea132084ex10-4ostintech.htm FORM OF SPOUSAL CONSENT Exhibit 10.4 配偶确认及同意函 Spousal Consent 本人 ,居民身份证号码 ,为 (居民身份证号码 )(以下简称“本人配偶”)之合法配偶。本人于 年 月 日无条件并不可撤销的确认及同意本人配偶于 年 月 日签署的下列文件(以下简称“交易文件”),并同意按照交易文件的约定处置本人配偶持有的、并登记在其名下的江苏奥斯汀光电科技股份有限公司(以下简称“公司”)的股份: My name is . My ID card No. is . I am the legal spouse of (ID card No. ) (hereinafter referred to as “my spouse”). I hereby unconditionally and

March 5, 2021 EX-10.1

Form of Exclusive Option Agreement by and between Nanjing Aosa and shareholders of Jiangsu Austin

Exhibit 10.1 ??????? Exclusive Option Agreement ???????? ????????????????? ? ? ???????????????????????: The Exclusive Option Agreement (hereinafter referred to as ?the Agreement?) is signed by the following two parties in Nanjing, the People?s Republic of China (hereinafter referred to as ?China?) on , : ??? Party A: ??????????????????FIE?????????????????????????????????91320100MA20XFGW5Q?????????

March 5, 2021 EX-10.9

English translation of Plant Lease Agreement, dated January 22, 2019, by and between Luzhou Aozhi Optronics Technology Co., Ltd. and Luzhou Dongzhiyang Industry Co., Ltd.

Exhibit 10.9 厂房租赁合同 Plant Lease Agreement 出租方(签章):泸州东之阳实业有限公司 Leaser (stamp):Luzhou Dongzhiyang Industry Co., Ltd. 承租方(签章):泸州奥智光电科技有限公司 Lessee(stamp):Luzhou Aozhi Optronics Technology Co., Ltd. 厂房租赁合同书 Plant Lease Agreement 出租方 ( 以下称甲方):泸州东之阳实业有限公司 承租方(以下称乙方):泸州奥智光电科技有限公司 Leaser ( hereinafter Party A):Luzhou Dongzhiyang Industry Co., Ltd. Lessee(hereinafter Party B):Luzhou Aozhi Optronics Technolo

March 5, 2021 EX-99.5

Consent of Qiang He

Exhibit 99.5 Consent to be Named as a Director Nominee In connection with the filing by Ostin Technology Group Co., Ltd. of the Registration Statement on Form F-1 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named as a nominee to the board of directors of Ostin

March 5, 2021 EX-10.5

English Translation of Cooperation Agreement, dated September 22, 2017, by and among Jiangsu Austin Optronics Technology Co., Ltd. and Shanghai Inabata Trading Co., Ltd.

Exhibit 10.5 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (i) NOT MATERIAL, AND (ii) WOULD BE COMPETITIVELY HARMFUL IF PUBLICLY DISCLOSED. REDACTED MATERIAL IS MARKED WITH A [***]. Cooperation Agreement Part A: Jiangsu Austin Optronics Technology Co., Ltd. (Including the newly established polarizer cutting and processing company in Chengdu,hereinafter referr

March 5, 2021 EX-3.1

Memorandum and Articles of Association of the Registrant, as currently in effect

EX-3.1 2 ea132084ex3-1ostintech.htm MEMORANDUM AND ARTICLES OF ASSOCIATION OF THE REGISTRANT, AS CURRENTLY IN EFFECT Exhibit 3.1 THE COMPANIES LAW (REVISED) OF THE CAYMAN ISLANDS OSTIN TECHNOLOGY GROUP CO., LTD. An Exempted Company Limited By Shares MEMORANDUM AND ARTICLES OF ASSOCIATION Auth Code: F37659743901 www.verify.gov.ky THE COMPANIES LAW (REVISED) OF THE CAYMAN ISLANDS MEMORANDUM OF ASSOC

March 5, 2021 EX-10.6

English Translation of Investment Agreement, dated September 6, 2017, by and among Jiangsu Austin Optronics Technology Co., Ltd. and People’s Government of Shuangliu District, Chengdu City

EX-10.6 8 ea132084ex10-6ostintech.htm ENGLISH TRANSLATION OF INVESTMENT AGREEMENT, DATED SEPTEMBER 6, 2017, BY AND AMONG JIANGSU AUSTIN OPTRONICS TECHNOLOGY CO., LTD. AND PEOPLE'S GOVERNMENT OF SHUANGLIU DISTRICT, CHENGDU CITY Exhibit 10.6 Jiangsu Austin Optronics Technology Co., Ltd. Polarizer Manufacturing Project Investment Agreement Investment Agreement Party A: The People’s Government of Shua

March 5, 2021 F-1

Powers of Attorney (included on signature page to Registration Statement on Form F-1)

F-1 1 ea132084-f1ostintechnology.htm REGISTRATION STATEMENT As filed with the Securities and Exchange Commission on March 5, 2021. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Ostin Technology Group Co., Ltd. (Exact name of Registrant as specified in its charter) Not Applicable (Transl

March 5, 2021 EX-10.7

English Translation of Investment Agreement, dated September 19, 2018, by and among Jiangsu Austin Optronics Technology Co., Ltd. and People’s Government of Naxi District, Luzhou City

Exhibit 10.7 People’s Government of Naxi District, Luzhou City Jiangsu Austin Optronics Technology Co., Ltd. Intelligent Optical Display Project Investment Agreement September 19, 2018 Agreement on Investment Cooperation in Intelligent Optical Display Project Party A: People’s Government of Naxi District, Luzhou City Legal representative: Tan Rongbing Position: District Chief Party B: Jiangsu Aust

March 5, 2021 EX-10.2

Form of Share Pledge Agreement by and between Nanjing Aosa and shareholders of Jiangsu Austin

Exhibit 10.2 股份质押协议 Share Pledge Agreement 本股份质押协议 (以下简称“本协议”)由下列双方于 年 月 日在中华人民共和国(以下简称“中国”)南京签订: This Share Pledge Agreement (hereinafter referred to as “the Agreement”) is signed by and between the following two parties in Nanjing, the People’s Republic of China (hereinafter referred to as “China”) on , : 甲方(质权人): Party A (Pledgee): 南京奥萨科技发展有限公司(以下简称“质权人”),一家依照中国法律设立和存在的外商投资企业,统一社会信用代码为91320100M

March 5, 2021 CORRESP

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046

Ostin Technology Group Co., Ltd. Building 2, 101/201 1 Kechuang Road Qixia District, Nanjing Jiangsu Province, China 210046 VIA EDGAR March 5, 2021 U.S. Securities & Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attn: Andi Carpenter Re: Ostin Technology Group Co., Ltd. Draft Registration Statement on Form F-1 Submitted September

March 5, 2021 EX-10.8

English translation of the House Leasing Contract, dated September 25, 2017, by and between Nanjing Aoting Technology Development Co., Ltd. and Nanjing Smart Manufacture Industrial Park Development Co., Ltd.

Exhibit 10.8 Contract NO.:Ningzhijianfa 【2017】4011 House Leasing Contract Lessor(hereinafter referred to as Party A):Nanjing Construction and Development of Intelligent Manufacturing Industrial Park Co., Ltd Lessee(hereinafter referred to as Party B):Nanjing Aoting Technology Development Co., Ltd Pursuant to the Contract Law of the People’s Republic of China and related laws and regulations, accor

March 5, 2021 EX-21.1

List of Subsidiaries

EX-21.1 12 ea132084ex21-1ostintech.htm LIST OF SUBSIDIARIES Exhibit 21.1 SUBSIDIARIES AND VARIABLE INTEREST ENTITY OF THE REGISTRANT Subsidiaries Place of Incorporation Ostin Technology Holdings Limited British Virgin Islands Ostin Technology Limited Hong Kong Nanjing Aosa Technology Development Co., Ltd. PRC Beijing Suhongyuanda Science and Technology Co., Ltd. PRC Variable Interest Entity Place

March 5, 2021 EX-10.3

Form of Power of Attorney

Exhibit 10.3 授权委托书 Power of Attorney 本人 ,居民身份证号码 ,系江苏奥斯汀光电科技股份有限公司(以下简称“江奥光电”、“公司”)股东,本人持有江奥光电 股股份,占总股本的 %(以下简称“本人所持江奥光电股份”),就本人所持江奥光电股份于 年 月 日不可撤销的授权南京奥萨科技发展有限公司(以下简称“FIE”)(或其授权的人士),作为本人唯一且排他的授权代表,在本授权委托书的有效期内全权代表本人行使本人在江奥光电的所有股东权利,包括但不限于如下的权利:1)参加公司的股东大会及通过公司任何股东大会议案;2)提议召开临时股东大会;3)行使按照法律和公司章程规定本人所享有的全部股东权利,包括但不限于出售或转让或质押或以其他方式处置本人所持江奥光电股份的全部或任何一部分;4)作为本人的授权代表指定和任命公司的法定代表人、董事、监事、总经理以及其他高级管理人员等;5

March 5, 2021 EX-99.4

Consent of Weidong (Mark) Jiang

EX-99.4 15 ea132084ex99-4ostintech.htm CONSENT OF WEIDONG (MARK) JIANG Exhibit 99.4 Consent to be Named as a Director Nominee In connection with the filing by Ostin Technology Group Co., Ltd. of the Registration Statement on Form F-1 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), I hereby consent, pursuant to Rule 438 of the Securit

March 5, 2021 EX-99.3

Consent of Heung Ming Wong

Exhibit 99.3 Consent to be Named as a Director Nominee In connection with the filing by Ostin Technology Group Co., Ltd. of the Registration Statement on Form F-1 with the Securities and Exchange Commission under the Securities Act of 1933, as amended (the “Securities Act”), I hereby consent, pursuant to Rule 438 of the Securities Act, to being named as a nominee to the board of directors of Ostin

September 28, 2020 EX-10.1

Exclusive Option Agreement

EX-10.1 3 filename3.htm Exhibit 10.1 独家购买权协议 Exclusive Option Agreement 本独家购买权协议 (以下简称“本协议”)由以下双方于 年 月 日在中华人民共和国(以下简称“中国”)南京签订: The Exclusive Option Agreement (hereinafter referred to as "the Agreement") is signed by the following two parties in Nanjing, the People's Republic of China (hereinafter referred to as "China") on , : 甲方: Party A: 南京奥萨科技发展有限公司(以下简称“FIE”),一家依照中国法律设立和存在的外商投资企业,统一社会信用代码为913

September 28, 2020 EX-10.9

厂房租赁合同 Plant Lease Agreement Leaser (stamp):Luzhou Dongzhiyang Industry Co., Ltd. Lessee(stamp):Luzhou Aozhi Optronics Technology Co., Ltd. Plant Lease Agreement

Exhibit 10.9 厂房租赁合同 Plant Lease Agreement 出租方(签章):泸州东之阳实业有限公司 Leaser (stamp):Luzhou Dongzhiyang Industry Co., Ltd. 承租方(签章):泸州奥智光电科技有限公司 Lessee(stamp):Luzhou Aozhi Optronics Technology Co., Ltd. 厂房租赁合同书 Plant Lease Agreement 出租方 ( 以下称甲方):泸州东之阳实业有限公司 承租方(以下称乙方):泸州奥智光电科技有限公司 Leaser ( hereinafter Party A):Luzhou Dongzhiyang Industry Co., Ltd. Lessee(hereinafter Party B):Luzhou Aozhi Optronics Technolo

September 28, 2020 EX-10.4

Spousal Consent

Exhibit 10.4 ???????? Spousal Consent ?? ???????? ?? ???????? ?????????????????????? ? ? ???????????????????? ? ? ???????????????????????????????????????????????????????????????????????????????? My name is . My ID card No. is . I am the legal spouse of (ID card No. ) (hereinafter referred to as "my spouse"). I hereby unconditionally and irrevocably confirm and agree to the following documents sign

September 28, 2020 EX-21.1

SUBSIDIARIES AND VIE OF THE REGISTRANT

Exhibit 21.1 SUBSIDIARIES AND VIE OF THE REGISTRANT Subsidiaries Place of Incorporation Ostin Technology Holdings Limited British Virgin Islands Ostin Technology Limited Hong Kong Nanjing Aosa Technology Development Co., Ltd. PRC Beijing Suhongyuanda Science and Technology Co., Ltd. PRC VIE Place of Incorporation Jiangsu Austin Optronics Technology Co., Ltd. PRC Subsidiaries of VIE Place of Incorp

September 28, 2020 EX-10.2

Share Pledge Agreement

EX-10.2 4 filename4.htm Exhibit 10.2 股份质押协议 Share Pledge Agreement 本股份质押协议 (以下简称“本协议”)由下列双方于 年 月 日在中华人民共和国(以下简称“中国”)南京签订: This Share Pledge Agreement (hereinafter referred to as "the Agreement") is signed by and between the following two parties in Nanjing, the People's Republic of China (hereinafter referred to as "China") on , : 甲方(质权人): Party A (Pledgee): 南京奥萨科技发展有限公司(以下简称“质权人”),一家依照中国法律设立和存在的外

September 28, 2020 EX-3.1

THE COMPANIES LAW (REVISED) OF THE CAYMAN ISLANDS OSTIN TECHNOLOGY GROUP CO., LTD. An Exempted Company Limited By Shares MEMORANDUM AND ARTICLES OF ASSOCIATION

EX-3.1 2 filename2.htm Exhibit 3.1 THE COMPANIES LAW (REVISED) OF THE CAYMAN ISLANDS OSTIN TECHNOLOGY GROUP CO., LTD. An Exempted Company Limited By Shares MEMORANDUM AND ARTICLES OF ASSOCIATION Auth Code: F37659743901 www.verify.gov.ky THE COMPANIES LAW (REVISED) OF THE CAYMAN ISLANDS MEMORANDUM OF ASSOCIATION OF OSTIN TECHNOLOGY GROUP CO., LTD. An Exempted Company Limited By Shares 1 NAME The na

September 28, 2020 EX-10.6

Jiangsu Austin Optronics Technology Co., Ltd. Polarizer Manufacturing Project Investment Agreement Investment Agreement

Exhibit 10.6 Jiangsu Austin Optronics Technology Co., Ltd. Polarizer Manufacturing Project Investment Agreement Investment Agreement Party A: The People's Government of Shuangliu District, Chengdu City Legal representative: Xu Gang Party B: Jiangsu Austin Optronics Technology Co., Ltd. Legal representative: Ling Tao In accordance with the overall planning of urban development and land use in Shuan

September 28, 2020 EX-10.3

Power of Attorney

EX-10.3 5 filename5.htm Exhibit 10.3 授权委托书 Power of Attorney 本人 ,居民身份证号码 ,系江苏奥斯汀光电科技股份有限公司(以下简称“江奥光电”、“公司”)股东,本人持有江奥光电 股股份,占总股本的 %(以下简称“本人所持江奥光电股份”),就本人所持江奥光电股份于 年 月 日不可撤销的授权南京奥萨科技发展有限公司(以下简称“FIE”)(或其授权的人士),作为本人唯一且排他的授权代表,在本授权委托书的有效期内全权代表本人行使本人在江奥光电的所有股东权利,包括但不限于如下的权利:1)参加公司的股东大会及通过公司任何股东大会议案;2)提议召开临时股东大会;3)行使按照法律和公司章程规定本人所享有的全部股东权利,包括但不限于出售或转让或质押或以其他方式处置本人所持江奥光电股份的全部或任何一部分;4)作为本人的授权代表指定和任命公司的法定代表

September 28, 2020 EX-10.8

House Leasing Contract

EX-10.8 10 filename10.htm Exhibit 10.8 Contract NO.:Ningzhijianfa 【2017】4011 House Leasing Contract Lessor(hereinafter referred to as Party A):Nanjing Construction and Development of Intelligent Manufacturing Industrial Park Co., Ltd Lessee(hereinafter referred to as Party B):Nanjing Aoting Technology Development Co., Ltd Pursuant to the Contract Law of the People's Republic of China and related l

September 28, 2020 EX-10.7

People’s Government of Naxi District, Luzhou City Jiangsu Austin Optronics Technology Co., Ltd. Intelligent Optical Display Project Investment Agreement September 19, 2018 Agreement on Investment Cooperation in Intelligent Optical Display Project

EX-10.7 9 filename9.htm Exhibit 10.7 People’s Government of Naxi District, Luzhou City Jiangsu Austin Optronics Technology Co., Ltd. Intelligent Optical Display Project Investment Agreement September 19, 2018 Agreement on Investment Cooperation in Intelligent Optical Display Project Party A: People’s Government of Naxi District, Luzhou City Legal representative: Tan Rongbing Position: District Chi

September 28, 2020 DRS

-

DRS 1 filename1.htm Confidentially submitted to the Securities and Exchange Commission on September 25, 2020. This draft registration statement has not been publicly filed with the Securities and Exchange Commission and all information herein remains strictly confidential. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM F-1 REGISTRATION STATEMENT

September 28, 2020 EX-10.5

Cooperation Agreement

EX-10.5 7 filename7.htm Exhibit 10.5 Cooperation Agreement Part A: Jiangsu Austin Optronics Technology Co., Ltd (Including the newly established polarizer cutting and processing company in Chengdu,hereinafter referred to as Party A) Party B: Shanghai Inabata Trading Co., Ltd.(hereinafter referred to as Party B) In order to better carry out the diaphragm supply and related business of CEC, based on

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