Hangzhou Gangjin Chemical Co., Ltd. is located in the beautifulcity-Hangzhou. It was established in 1996. We are one of theleading suppliers of chemicals in China, specializing in developingand making bentonite products and fine chemicals and Paper-MakingChemicals,owing production base.Our main business range: Bentonite productsIntermediatesPharmacceuticalsAgro ChemicalsDyestuffsPigmentsFood and Feed AddtivesPaper-Making Chemicals.