尔康制药：公司在尼日利亚的孙公司尔康矿业主要从事锂矿勘探、开采和加工业务

Group 1 - The core viewpoint of the article is that Erkang Pharmaceutical's subsidiary, Erkang Mining, is engaged in lithium mining exploration, extraction, and processing in Nigeria, and has shown steady business development since its production began in the fourth quarter of 2024 [1] - The company reported continuous improvement in production output since the commencement of operations [1]