开山股份：11月13日召开董事会会议

Group 1 - The core point of the article is that Kaishan Holdings (SZ 300257) held its 13th meeting of the 6th Board of Directors on November 13, 2025, to discuss various proposals, including the election of a director to execute company affairs [1] - For the year 2024, the revenue composition of Kaishan Holdings is 100.0% from the machinery industry [1] - As of the time of reporting, the market capitalization of Kaishan Holdings is 16.6 billion yuan [1]