Rooted in Dongjiakou Economic Zone, Qingdao Haiwan Chemical Co., Ltd., the core flagship subsidiary of Qingdao Haiwan Group, has long adhered to the development concept of green intelligence and industrial iteration. Focusing on chlor-alkali chemicals and petrochemical new material industries, the company integrates independent research and development, large-scale production and global market operation, building a distinctive coupled industrial chain of chlor-alkali and petrochemicals. The company’s mainstream product portfolio covers caustic soda, ethylene-based PVC, styrene, polystyrene, bisphenol A and full-series sodium silicate products. With the unique port logistics advantages of Dongjiakou Port, it realizes efficient raw material supply and finished product delivery. Its ethylene-process PVC production capacity ranks among the top in the domestic industry, and sodium silicate series products occupy a leading market share in Asia, widely recognized by downstream industries such as new energy, plastic processing, daily chemicals and building materials. In recent years, Qingdao Haiwan Chemical Co., Ltd. has continuously promoted technological transformation and intelligent upgrading, eliminated backward production capacity, improved green production standards, and steadily expanded overseas markets. It has become an important export base for high-end chemical raw materials under Qingdao Haiwan Group, undertaking the group’s core strategic tasks of new material industrial expansion and international market layout.
