宇晶股份：12月15日召开董事会会议

Group 1 - The core viewpoint of the article is that Yujing Co., Ltd. held its ninth board meeting on December 15, 2025, to discuss the proposal for the first extraordinary shareholders' meeting of 2026 [1] - For the first half of 2025, Yujing Co., Ltd.'s revenue composition was as follows: 81.96% from metal processing machinery manufacturing, 14.89% from silicon wafer and slicing processing services, 2.28% from thermal field system products, and 0.88% from superhard material products [1] - As of the report date, Yujing Co., Ltd. has a market capitalization of 7.4 billion yuan [1]