Located in the Linhai,Zhejiang Tongfeng Pharmaceutical & Chemical Co., Ltd.mainly produces daily chemicals, intermediates and material of pharmaceuticals, dyestuffs, fire extinguishing agent and photosensitive materials,with an area of 52,000m2 and I/E license. In past years, following the market demand, Tongfeng has always devoted itself to obtaining development by quality product and technology; and through improving management system, we have got a experienced and highly c...