宝钢包装：关于公司董事长退休离任的公告

Core Viewpoint - Baosteel Packaging announced the resignation of Chairman Cao Qing due to reaching the statutory retirement age, effective immediately upon delivery of the resignation report to the board [2] Group 1 - The company has received a report from Chairman Cao Qing regarding his resignation from multiple positions, including Chairman of the Board, Director, and President [2] - Cao Qing will not hold any other positions within the company after his resignation [2] - The resignation is effective from the date the report is delivered to the board [2]