韩建河山：11月14日召开董事会会议

Group 1 - The company, Han Jian He Shan, announced the convening of its fifth board meeting on November 14, 2025, to discuss the appointment of the board secretary and other documents [1] - For the fiscal year 2024, the company's revenue composition is as follows: construction materials account for 77.76%, the environmental industry for 21.96%, and other businesses for 0.28% [1] - As of the report date, the market capitalization of Han Jian He Shan is 2.4 billion yuan [1]