Engene Corporation: Cancel the buyback of 4.5043 million shares.

Yingke Medical Announcement: The company's buyback this time involves 4.5043 million shares, accounting for 0.6969% of the total share capital of 646 million shares before the buyback. After this buyback, the total share capital of the company will change from 646 million shares to 642 million shares. Due to the buyback of shares, Mr. Liu Fangyi, the controlling shareholder and actual controller of the company, will see his shareholding increase from 35.85% to 36.10%. The buyback of shares will not have a substantial impact on the company's financial condition and operating results, nor will it result in a change in the company's controlling shareholder and actual controller. The company's equity distribution still meets the conditions for listing.