Tianjin Zhongtetesi Import and Export Co., LTD is a private joint-stock corporation,integrating manufacture and sale of chemical products.We have independent import and export rights,exclusively providing high quality Polyvinyl Alcohol, Titanium Dioxide, Lithopone, Zinc Oxide, Glacial Acetic Acid, Iron Oxide, Calcium Chloride Hexahydrate, Poly Aluminium Chloride, Aluminium Sulfate, Sodium Sulfite, Carbon Black, Chrome Oxide Green, and other related products.