Qingdao Sanhuan Colorchem Co., Ltd[China (Mainland) ]
Founded in 2000, Qingdao Sanhuan Colorchem Co., Ltd. is a specialized manufacturer of dyes, pigments, pharmaceuticals, some food additives, intermediates and other allied chemicals. Our group has 3 dyes factories and 2 pigment factori...
http://www.cncolorchem.com
