Dahua is one of enterprises which professionally research and develop, produce and sell biochemical products, a series products of Arginine, and other chemical products. The company is established in Dayuan Industrial Area, Fuyang, Hangzhou City where is in the south wing of Changjiang Delta Economic Area and the communication hub of Shanghai, Hangzhou and Ningbo. Being a neo-enterprise that is professional engaged in biotechnology, one of the most advanced branches of science with the most vig...