Tianjin Dingxin Chemical Co., LTD., relying on Tianjin Port, has been engaged in the chemical industry for more than 13 years. We provide you with professional quality one-stop service, excellent price, adequate inventory, high quality, fast delivery, good after-sales. Main products include: caustic soda, soda ash, baking soda, sodium sulfide, PVC, magnesium chloride, urea, potassium hydroxide, etc.