FONG SHIH-SONG - 08 May 2025 SCHEDULE 13G Report for Ostin Technology Group Co., Ltd. Class A Ordinary Shares, $0.001 par value per share (OST)

Filing Manager: FONG SHIH-SONG
Reporting Manager: FONG SHIH-SONG
Security: Ostin Technology Group Co., Ltd. Class A Ordinary Shares, $0.001 par value per share
Symbol: OST
Shares outstanding: 107,480,916 shares
Disclosed Ownership: 7,040,000 shares
Ownership: 6.6%
Form type: SCHEDULE 13G
Filing time: 29 May 2025, 16:00:30 UTC
Date of event: 08 May 2025
Next filing: 13 Jun 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
FONG SHIH-SONG	6.6%	7,040,000	7,040,000	0	/s/ FONG SHIH-SONG	FONG SHIH-SONG