Changsha Chenjin Chemical Technology Co., Ltd.,in China, produces active pharmaceutical ingredients and intermediates. v Inc. Chenjin chem is the Hi-tech chemical technology company located in changsha yuelu zone Soon Chenjin Chem Inc became the first Changsha Company of its kind to manufacture and sale quality Chemicals, Pharmaceuticals intermediates and Home Products, employing indigenous technology, skill and raw materials. for production of quality Drugs & Pharmaceuticals intermediates an...