Tangshan Sanyou Chemical Industries

Tangshan Sanyou Chemical Industries Co., Ltd. is a major Chinese industrial enterprise specializing in the production of essential chemical commodities. The company is recognized as a global leader in the manufacturing of soda ash and viscose staple fiber, which are critical raw materials for the glass, textile, and detergent industries. In addition to its core products, Tangshan Sanyou produces caustic soda, PVC resins, and organic silicon through its vertically integrated manufacturing complexes. Headquartered in Tangshan, Hebei, the company operates as a key subsidiary of the Tangshan Sanyou Group and is listed on the Shanghai Stock Exchange. While its viscose products are used in medical textiles, the company's primary focus is industrial chemical manufacturing rather than pharmaceutical or biotechnological research.