Changzhou Comwin Fine Chemicals Co., Ltd. is a member of Comwin International Company Limited. ComWin Fine Chemicals, founded in 2003, is located in Changzhou City, a beautiful historical and cultural city with a thousand years' history. Its manufacturing facility is situated in Changzhou Hi-Tech Industrial Zone. The total area encompasses approximately 70,000 square meters and the personnel is nearly 100 people. We mainly produce and market some active pharmaceutical ingredients and its ...