ST Chang Pharmaceuticals: The company's stock will be subject to additional implementation of delisting risk warning starting from December 29, 2025.

ST Changyao Announcement: Due to the negative net assets at the end of the 2024 fiscal year and false records in the annual reports from 2021 to 2023, the company's stock will be subject to delisting risk warning starting from December 29, 2025. Trading of the company's stock will not be suspended on December 29, 2025, and the daily price limit for the stock will still be 20%.