Saint Nuo Biology: Shareholders Chuangfa Investment, Lu Changliang, and Wang Xiaoli plan to collectively reduce their shareholding by no more than 3.43%.

Sainty Bio announcement: Shareholder Chu Jian from Chuanfa Investment plans to reduce holdings by no more than 4,721,578 shares, accounting for 3% of the total share capital of the company; Vice General Manager Lu Changliang plans to reduce holdings by no more than 96,579 shares, accounting for 0.0614% of the total share capital of the company; Director and Vice General Manager Wang Xiaoli plans to reduce holdings by no more than 574,696 shares, accounting for 0.3652% of the total share capital of the company. The reduction period is from September 15 to December 14, 2025.