Glory Achievement Fund Ltd - Jul 18, 2025 SCHEDULE 13D/A Report for Niu Technologies Class A ordinary shares, par value $0.0001 per share (NIU)

Filing Manager: Glory Achievement Fund Ltd
Reporting Manager: Glory Achievement Fund Limited
Security: Niu Technologies Class A ordinary shares, par value $0.0001 per share
Symbol: NIU
Shares outstanding: 156M shares
Disclosed Ownership: 51.3M shares
Ownership: 32.9%
Form type: SCHEDULE 13D/A
Date filed: 7/22/2025, 05:00 PM
Date of event: Jul 18, 2025
SEC: View on sec.gov

Reporting Managers (3)

Name	Ownership	Shares Owned	sole voting power	Signature	Title	CIK
Glory Achievement Fund Limited	32.9%	51.3M	51.3M	/s/ Xueting Xu_	Xueting Xu, Director	0001764895
Bull Group Limited	32.9%	51.3M	51.3M	/s/ WANG Linan	WANG Linan, Authorized Signatory
BULL TRUST	32.9%	51.3M	51.3M	/s/ WANG Linan	WANG Linan, Authorized Signatory