Zhongxiang, a research, development, production and marketing enterprise for precision chemicals. The main r & d products are: passivizers, silane processors, pottery agents, oil removal agents, defaminants, defaminants, degastants, decarbonizers, wax water \/defatilizers, phosphate \/phosphate, devarnish \/depaintants, ostephants, polishers, membrane agents, detergents, suspensions, condensants, etc。