凯众股份(603037.SH)实控人变更为杨建刚、侯振坤

Core Viewpoint - The actual controllers of Kaizhong Co., Ltd. have changed following the completion of the board of directors' re-election, with a new agreement signed by the remaining controllers [1] Group 1: Changes in Control - The previous actual controllers were Yang Jiangang, Hou Zhenkun, Yang Yingtao, and Hou Ruihong [1] - After the board re-election on September 22, 2025, Yang Jiangang and Hou Zhenkun will continue as chairman and general manager, while Yang Yingtao and Hou Ruihong will no longer serve as directors [1] - The actual controllers will now be Yang Jiangang and Hou Zhenkun, following the signing of a new "Joint Action Agreement" [1]