每经AI快讯，有研新材（SH 600206，收盘价：23.04元）10月30日晚间发布公告称，公司第九届第十八 次董事会会议于2025年10月30日在公司会议室以现场会议方式召开。会议审议了《有研新材料股份有限 公司2025年度内部控制评价工作方案》等文件。 每经头条（nbdtoutiao）——多地出现"负电价"，既然卖电"不挣钱"，为何电厂不愿停机？ （记者 贾运可） 2024年1至12月份，有研新材的营业收入构成为：电子新材料占比74.79%，稀土金属冶炼占比23.86%， 医疗器械材料占比0.87%，其他业务占比0.47%。 截至发稿，有研新材市值为195亿元。 ...

Group 1 - The core viewpoint of the article is that Youyan New Materials (SH 600206) held its 16th meeting of the 9th Board of Directors on August 29, 2025, to review its 2025 semi-annual report and summary [1] - For the year 2024, the revenue composition of Youyan New Materials is as follows: electronic new materials account for 74.79%, rare earth metal smelting accounts for 23.86%, medical device materials account for 0.87%, and other businesses account for 0.47% [1] - As of the time of reporting, Youyan New Materials has a market capitalization of 19.3 billion yuan [1]

Group 1 - The company, Youyan New Materials, announced the convening of its 15th meeting of the 9th Board of Directors on July 29, 2025, via a communication meeting format [2] - The meeting reviewed the proposal regarding the analysis report on the plan for issuing A-shares to specific targets [2] - For the year 2024, the revenue composition of Youyan New Materials is as follows: electronic new materials accounted for 74.79%, rare metal smelting accounted for 23.86%, medical device materials accounted for 0.87%, and other businesses accounted for 0.47% [2]