Kunshan Organic Chemical Factory Co., Ltd. (KOC), established in 1976, is the first producer dedicating to solvent dyes for plastics in China. It was merged with Kunshan Yuanyuan Plastic Pigments Co., Ltd. (KYY, founded in 1992) in 1999, who is a reputed colorants producer and distributor in China, by which the merged company is regarded as one of the biggest manufacturers and distributors of solvent dyes in China. In year 2009, the company moved production facilities from Kunshan to Haimen City...