上市公司80岁创始人逝世，生前曾任清华大学教授

Core Viewpoint - The passing of Cui Fuzhai, the founder and actual controller of AoJing Medical, is a significant event for the company, but it is stated that his death will not impact the company's operations or management stability [1][4]. Group 1: Company Background - AoJing Medical (688613.SH) is a leading enterprise in the biomaterials industry and a listed company on the Sci-Tech Innovation Board, founded by Cui Fuzhai in 2004 [1][5]. - The company specializes in the research, development, production, and sales of implantable medical devices aimed at tissue regeneration and repair [5]. - AoJing Medical developed the mineralized collagen biomimetic bone material in 2011, which closely resembles natural human bone tissue, achieving clinical transformation and industrialization [5]. Group 2: Contributions of Cui Fuzhai - Cui Fuzhai held multiple academic and professional roles, including professor and doctoral supervisor at Tsinghua University, and was recognized as a fellow by several prestigious engineering societies [3][4]. - His research focused on biomaterials science and engineering, particularly in the areas of natural mineralization mechanisms of bones and teeth, and the development of biomimetic materials [4]. - Under his leadership, AoJing Medical has launched a series of patented products, including mineralized collagen artificial bone powder and membranes, which have been widely used in clinical settings [4][5]. Group 3: Shareholding and Succession - As of the announcement date, Cui Fuzhai directly held 6.3348 million shares of AoJing Medical, accounting for 4.62% of the total share capital, and indirectly held 354,100 shares through a partnership [1]. - The shares held by Cui Fuzhai will be subject to inheritance procedures according to legal regulations, and the company will fulfill its information disclosure obligations as necessary [1].