瑞丰高材：10月31日召开董事会会议

Group 1 - The company, Ruifeng High Materials, announced the convening of its sixth board meeting on October 31, 2025, to discuss the appointment of a new deputy general manager [1] - For the year 2024, the revenue composition of Ruifeng High Materials is as follows: PVC additives account for 94.35%, engineering plastic additives account for 5.33%, and others account for 0.31% [1] - As of the report date, the market capitalization of Ruifeng High Materials is 2.8 billion yuan [1]