On June 29, Weiming Environment Protection and Tsingshan Holding Group Co., Ltd, a Fortune 500 company, held a strategic cooperation agreement signing ceremony. Both parties, adhering to the principle of common development and win-win cooperation, will carry out all-around and in-depth cooperation. The president of the company Xiang Guangming and the chairman of the Tsingshan Holding’s Board of Directors Xiang Guangda attended the strategic cooperation signing ceremony.