东方钽业：11月28日召开董事会会议

Group 1 - The core point of the article is that Dongfang Tantalum Industry (SZ 000962) held its 27th meeting of the 9th Board of Directors on November 28, 2025, to discuss the revision of the "Board Authorization Management Measures" [1] - For the first half of 2025, the company's revenue composition is as follows: manufacturing accounts for 99.65%, other businesses account for 0.34%, and trade accounts for 0.01% [1] - As of the report date, Dongfang Tantalum Industry has a market capitalization of 14 billion yuan [1]