基石药业-B(02616.HK)：严嘉洵获委任为独立非执行董事

Group 1 - The core point of the article is the appointment and resignation of key board members at 基石药业-B (02616.HK) [1] - Yan Jiaxun has been appointed as an independent non-executive director, chairman of the remuneration committee, and member of the audit and nomination committees, effective from January 21, 2026 [1] - Hu Dingxu has resigned from his position as an independent non-executive director, chairman of the remuneration committee, and member of the audit and nomination committees, also effective from January 21, 2026 [1]