Sage & Imperial Chemical Co.,Ltd(Zhuangyan Chemical Co.,Ltd)is a leading manufacturer and distributor of Photo-initiators,Sulfo products and some others fine chemical products in China. We now have not only companies in Nanjing and Hongkong,but also three fixed partner factories around Nanjing whose ISO9001:2000 certified. With a professional team,we provide high quality products,high service and competitive price to our customers worldwide.