开山股份：关于控股股东减持股份预披露公告

Core Viewpoint - Kaishan Holdings Group Co., Ltd. plans to reduce its shareholding in Kaishan Co., Ltd. by up to 9,936,350 shares, representing no more than 1% of the total share capital of the company [2] Summary by Sections - Shareholding Details - The controlling shareholder, Kaishan Holdings Group Co., Ltd., holds 566,162,342 shares, accounting for 56.98% of the total share capital of the company [2] - Reduction Plan - The planned reduction will take place within three months after the announcement, starting from December 12, 2025, through centralized bidding or block trading [2]