Our factory TIANJIN KAIYI CHEMICAL FACTORY is one of exporters and biggest manufacture factory from China, we are leading producing caustic soda, which production is about more than 80000mts in one year, we built at 1997, we also produce soda ash, sodium bicarbonate, magnesium chloride ,magnesium sulphate, ferrous sulphate ,ammonium bicarbonate, Sodium Metasilicate pentahydrate ,glucose powder, corn powder ,VISCOSE STAPLE FIBER, Sodium sulphate , Calcium chloride, Magnesium sulphate , Silica fume, PVC resin ,magnesium chloride, Indigo granular powder, Aluminum sulphate , Calcium hypochlorite, Barium Hydroxide, Barium chloride , Sodium sulphide , Manganese Sulphate, Sodium Benzoate, Zinc Sulphate, Sodium Metabisulphite, ferromolybdenum and so on. We are ISO 9001:2000 FACTORY, Our products are both excellent in quality and reasonable in price, and it is produced by our factory