Zhejiang Johon Chemical Co., Ltd. is located in the high-tech industrial park in Quzhou City of Zhejiang Province. The company has strong innovation and development capabilities. The company is mainly committed to develop and produce a new generation of automotive airbag gas materials and high purity biological and chemical additives, such as basic copper nitrate, special specifications copper oxide, copper dihydroxide, guanidine isothiocyanate, urea, etc. The company passes check from internati...