润禾材料：8月28日召开董事会会议

Group 1 - The company Runhe Materials (SZ 300727) announced that its fourth board meeting will be held on August 28, 2025, to discuss the proposal for convening a shareholders' meeting [1] - For the year 2024, the revenue composition of Runhe Materials is 99.98% from chemical manufacturing and 0.02% from other sources [1] - As of the report, the market capitalization of Runhe Materials is 7 billion yuan [1]