北大医药董事长，被刑拘

Core Viewpoint - The chairman and president of Beijing University Pharmaceutical Co., Ltd., Xu Xiren, has been criminally detained due to an investigation, temporarily unable to perform his duties. The company has arranged for the board to operate normally and maintains that control has not changed [1][3][4]. Group 1 - Xu Xiren has been detained and is cooperating with relevant departments in an investigation, leading to his temporary inability to fulfill his roles [1][3]. - The company has authorized board member Chen Yuezhong to act as chairman and executive vice president Yu Mengchuan to act as president and legal representative during this period [3]. - The company asserts that its governance structure and internal control mechanisms are sound, and operations, including financial and production management, remain normal [3][4]. Group 2 - As of the announcement date, the company is unaware of the progress or conclusions of the investigation and will continue to monitor the situation closely [4]. - The company commits to fulfilling its information disclosure obligations in accordance with relevant laws and regulations [4].