采纳股份：关于全资子公司取得专利证书的公告

Core Viewpoint - The company announced that its wholly-owned subsidiary, Anna Medical, has received a patent certificate from the National Intellectual Property Administration for a utility model patent related to a "self-ejecting needle for broken needles" [1] Group 1 - The patent is a result of the company's independent research and development efforts [1] - The technology involved in the patent is related to the company's main business products [1] - The patent rights will take effect from the date of the authorization announcement [1]