Cangzhou Dahua Co., Ltd. engages in the production, operation and sale of toluene diisocyanate (TDI), and caustic soda products. Its products include polycarbonate, plastic products, hydrochloric acid, concentrated nitric acid, urea for vehicles, liquid caustic soda, modified isocyanate and silicone oil surfactant. The company was founded in March 1974 and is headquartered in Cangzhou, China.