On April 5, 2018, Gao Dengbang, Chairman of Conch Group, went to riverside plants in Anhui Province to inspect environmental protection works. He checked the mining works, production organization, product delivery, etc. in Digang Conch and Wuhu Conch and focused on the company's various environmental protection equipment operation situations. And he visited clean production and environmental protection technologies application in Wuhu Conch Profile Company and put forward environmental protection requirements.