Huasu Co., Ltd., the full name of Anhui Huasu Co., Ltd., was established in March 2009. Huasu Co., Ltd. is mainly engaged in the production and sales of chlor-alkali chemical products with PVC (polyvinyl chloride) and caustic soda as the core. Its business covers raw salt and limestone mining, coal power generation and calcium carbide preparation, PVC and caustic soda production and comprehensive utilization of "three wastes". A complete circular economy system of chlor-alkali chemical industry has been constructed. The main products include PVC, caustic soda, limestone, carbide slag cement, lime and so on.

St Huasu, full name Huasu Holding Co., Ltd., was established on May 7, 1993. Approved by China Securities Regulatory Commission, the company's shares are listed on Shenzhen Stock Exchange. The company is headquartered in Nanchong City, Sichuan Province. It is one of the first listed companies in Sichuan Province. After more than ten years of development, it has become a diversified group enterprise with building materials as the mainstay, supplemented by building materials machinery and equipment, mold manufacturing and garment processing.