Collection Shanghai, and Beijing, and Tianjin, and Guangdong, and Jiangsu, and Sichuan, and Yunnan, provinces of famous chemical enterprise, to around State General customer directly supply various quality stability of chemical products, apart from for General customer provides fine chemical reagents outside, also can for General customer provides medicine accessories, medicine intermediate, disinfectant, fine chemicals, and filter paper/paper, and of glass/instrumen- t, and food additives, and chemical raw materials, and day of raw materials, and day of flavor, up to more than 2000 more species products.