ST美晨：李炜刚辞任公司董事会秘书职务

Core Points - The company announced the resignation of its board secretary, Li Weigang, due to work-related reasons [1] - Li Weigang will continue to hold other positions within the company after resigning from the board secretary role [1] - The chairman, Liu Zichuan, will temporarily assume the responsibilities of the board secretary until a new appointment is made [1]