Zhengzhou Taidelong is established at the beginning of 21 century. Through 10 years striving, it has occupied the major market in food additive (Sodium saccharin, Insoluble saccharin, Sodium diacetate) and pharmaceutical intermediate (8-hydroxyquinoline, Copper 8-hydroxyquinoline). To bring benefit for your company is our final aim. We would like to hold your hand to make a better tomorrow!