ST Guandian: The actual controller Gao Ming received the administrative supervision measures decision from the Beijing Securities Regulatory Bureau.

*ST Guandian Announcement: On November 11, 2025, the company received a decision from the Beijing Securities Regulatory Bureau to issue a warning letter to Gao Ming. Gao Ming, as the actual controlling shareholder of the company, had 51.5877 million shares of the company frozen by the courts from August 26 to September 17, 2025, accounting for 13.9% of the total share capital of the company. Gao Ming did not inform the company in a timely manner and fulfill his disclosure obligations, leading to the related matters not being disclosed until September 30, 2025.