The Tianjin Hong Sheng li chemical industry Limited company add the industrial chemicals production and the sale to a body, which is specializing in internation chemical business. With many years development, our company has a certain economic strength and a good creditable reputation, the proprotion increased constantly, Supply and sales channels continue to improve. Enjoys the privately operated import and export power to provide high quality products such as zinc oxide, titanium dioxide, Caustic soda, aluminium sulfate, ferric oxide, formic acid, oxalic acid, ethylene diamine four ethanoic acid, carbon black, sodium sulfate, sodium pyrosulfite, potassium nitrate and so on for the customer. Its good quality and the specialized zealous service has won many customers's trust and support.