Yixing Yincheng Chemical Co., Ltd. is a modern chemical enterprise. At present, Yinchengspecializes in researching and trading all kinds of chemical materials, including pharmaceutical materials, dye materials, flavor intermediates, food additives, organosilicon,coating, plastic and rubber, etc. The main products are ethylene diamine , Diethylenetriamine,triethylene tetramine, ethoxylethylene diamine, sulfonic acid, butyl glycolether, diethylene glycol monobutyl ether, IPDA, dimethyl sulphoxide...