高争民爆：董事长乐勇建辞职

Core Viewpoint - The company announced the resignation of its director and chairman, Le Yongjian, due to work relocation, effective immediately upon delivery of the resignation letter [1] Group 1 - Le Yongjian has resigned from all positions within the company and its subsidiaries, including director of the fourth board, chairman, and various committee memberships [1] - The resignation does not result in the board having fewer members than the legal minimum [1] - As of the announcement date, Le Yongjian did not hold any shares in the company and has complied with the departure audit requirements [1]