[SCHEDULE 13G/A] Ostin Technology Group Co., Ltd. SEC Filing

Rhea-AI Filing Summary

A Schedule 13G/A filing by LIAO YEN-KAI reports a reduced ownership position in Ostin Technology Group, representing an exit from significant shareholder status. The filing indicates that Liao now holds 3,888,517 Class A Ordinary Shares, equivalent to 3.62% of the total outstanding Class A shares and 3.05% of total voting power.

Key details of the holding:

• Sole voting and dispositive power over all 3,888,517 shares
• No shared voting or dispositive power
• Based on issuer's total of 107,430,032 Class A shares and 200,000 Class B shares outstanding as of May 12, 2025
• Class A shares carry 1 vote per share, while Class B shares carry 100 votes per share

This amendment serves as an exit filing as the holder's ownership has dropped below the 5% reporting threshold. The shares were not acquired to influence control of the issuer.

Positive

• None.

Negative

• Shareholder LIAO YEN-KAI reduced position below 5% ownership threshold, now holding only 3.62% of Class A shares (3,888,517 shares), representing an exit from major shareholder status

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Ostin Technology Group Co., Ltd.

(Name of Issuer)

Class A Ordinary Shares, $0.001 par value per share

(Title of Class of Securities)

G67927114

(CUSIP Number)

06/19/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. G67927114

1

Names of Reporting Persons

LIAO YEN-KAI

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

TAIWAN, PROVINCE OF CHINA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 3,888,517.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 3,888,517.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

3,888,517.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

3.62 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: (1) Represents 3,888,517 Class A Ordinary Shares held by LIAO YEN-KAI. (2) The percentage of the class of securities is calculated by dividing the number of shares beneficially owned by the reporting person by all of the issuer's issued and outstanding Class A ordinary shares as of May 12, 2025, as provided by the issuer in the Form 6-K filed on May 12, 2025 and the Form 20-F filed on January 17, 2025 by the issuer, 107,430,032 Class A ordinary shares and 200,000 Class B ordinary shares are issued and outstanding. The shares beneficially owned by the reporting person represents 3.62% of the total outstanding Class A Ordinary Shares. The shares beneficially owned by the reporting person represents 3.05% of the total outstanding voting power. The percentage of voting power is calculated by dividing the voting power beneficially owned by the reporting person by the voting power beneficially owned by all of the issuer's holders of Class A ordinary shares and Class B ordinary shares as a single class as of May 12, 2025. Each holder of the Class A ordinary share is entitled to one vote per share and each holder of the Class B ordinary share is entitled to 100 votes per share.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Ostin Technology Group Co., Ltd.
(b)	Address of issuer's principal executive offices: Building 2, 101, 1 Kechuang Road, Qixia District, Nanjing, Jiangsu Province, China 210046
Item 2.
(a)	Name of person filing: LIAO YEN-KAI
(b)	Address or principal business office or, if none, residence: NO. 17, LN. 72, SONGJIANG ST., BANQIAO DIST., NEW TAIPEI CITY 220027, TAIWAN
(c)	Citizenship: Taiwan
(d)	Title of class of securities: Class A Ordinary Shares, $0.001 par value per share
(e)	CUSIP No.: G67927114
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: According to the Form 6-K filed on May 12, 2025 by the issuer, 107,430,032 Class A ordinary shares are issued and outstanding. As of the date hereof, LIAO YEN-KAI holds 3,888,517 Class A Ordinary Shares and no longer owns more than five percent of the Class A ordinary shares. This filing represents an exit filing for the reporting person.
(b)	Percent of class: 3.62%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 3,888,517 Class A Ordinary Shares
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 3,888,517 Class A Ordinary Shares
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

LIAO YEN-KAI

Signature:	/s/ LIAO YEN-KAI
Name/Title:	LIAO YEN-KAI
Date:	06/25/2025

FAQ

What percentage of OST shares does LIAO YEN-KAI own as of June 2025?

According to the Schedule 13G/A filing, LIAO YEN-KAI owns 3,888,517 Class A Ordinary Shares, representing 3.62% of OST's total outstanding Class A Ordinary Shares and 3.05% of the total outstanding voting power as of June 2025.

Why did LIAO YEN-KAI file a Schedule 13G/A for OST stock in June 2025?

This filing represents an exit filing for LIAO YEN-KAI, as their ownership has dropped below 5% of OST's Class A ordinary shares. The filing was triggered by the event date of June 19, 2025, when their ownership percentage fell below the 5% reporting threshold.

How many voting rights does LIAO YEN-KAI have in OST?

LIAO YEN-KAI has sole voting power and sole dispositive power over 3,888,517 Class A Ordinary Shares. Each Class A ordinary share carries one vote per share, compared to Class B shares which carry 100 votes per share.

What is the total number of outstanding shares for OST as of May 2025?

According to the Form 6-K filed on May 12, 2025, OST has 107,430,032 Class A ordinary shares and 200,000 Class B ordinary shares issued and outstanding.

Where is OST's principal executive office located?

OST's principal executive offices are located at Building 2, 101, 1 Kechuang Road, Qixia District, Nanjing, Jiangsu Province, China 210046.