开山股份(300257.SZ)控股股东开山控股拟减持不超1%股份

Core Points - The controlling shareholder of Kaishan Holdings Group Co., Ltd. plans to reduce its stake in Kaishan Co., Ltd. by up to 9.9364 million shares, which represents no more than 1% of the company's total share capital [1] Summary by Category - Shareholder Actions - The controlling shareholder intends to conduct the share reduction through centralized bidding or block trading within three months starting from December 12, 2025 [1]