彤程新材：12月15日召开董事会会议

Group 1 - The company Tongcheng New Materials (SH 603650) held its fourth fifth board meeting on December 15, 2025, to review the proposal regarding the expected daily related transaction limit for 2026 [1] - For the year 2024, the revenue composition of Tongcheng New Materials is as follows: rubber additives account for 74.67%, electronic materials account for 22.77%, fully biodegradable materials account for 2.47%, and other businesses account for 0.09% [1] - As of the report date, the market capitalization of Tongcheng New Materials is 30.4 billion yuan [1]