Bai'ao Chemical: accumulated repurchase of 5.1705 million shares, accounting for 0.73% of the total share capital.

Announcement of Bai'ao Chemical: In August 2025, the company repurchased 4.0191 million shares through centralized bidding trading, accounting for 0.57% of the total share capital of the company. The highest repurchase price was RMB 22.08 per share, and the lowest repurchase price was RMB 19.58 per share, with a total repurchase amount of RMB 83.992 million. As of August 31, 2025, the company has repurchased a total of 5.1705 million shares, accounting for 0.73% of the total share capital of the company. The highest repurchase price was RMB 22.08 per share, and the lowest repurchase price was RMB 19.58 per share, with a total repurchase amount of RMB 107 million.