双欣环保(001369.SZ)：公司不涉及煤炭洗选、销售及加工等业务

Group 1 - The core viewpoint of the article is that Shuangxin Environmental Protection (001369.SZ) clarified its business operations, stating that it does not engage in coal washing, selection, sales, or processing [1] Group 2 - The company provided this information through an investor interaction platform, indicating transparency in its business practices [1]