北大医药董事长，已被批准逮捕！

Core Viewpoint - The chairman and president of Beijing University Pharmaceutical, Xu Xiren, has been arrested for suspected criminal activities, but the company's control and operations remain stable [1][4]. Company Overview - Beijing University Pharmaceutical was established in 1965 as Southwest Synthetic Pharmaceutical Factory and successfully listed on the Shenzhen Stock Exchange in 1997 [4]. - The company is primarily engaged in drug research, production, and sales, recognized as a national innovative pilot enterprise and a key high-tech enterprise under the National Torch Program [4]. Management Changes - Following Xu Xiren's arrest, director Chen Yuezhong has been authorized to act as chairman, while executive vice president Yu Mengchuan has been authorized to act as president and legal representative [1][4]. - The company's board of directors continues to operate normally, and there has been no change in control [1].