Changzhou Zhongji Chemical Co.,Ltd. founded in January 2007, is located in the beautiful and fertile Yangtze River Delta in the southern part of Jiangsu Province --- Changzhou. The unique geographic conditions and convenient transportation environment provide infinite convenience for the company for having Shanghai-Nanjing Railway, Shanghai-Nanjing Expressway, 312 National Highway and Beijing-Hangzhou Grand Canal passing through. The company is modern enterprise integrating scientific research, ...