Heng Sheng Chemical Co., Ltd is specialized in manufacturing chemical intermediates for pharmaceutical,agrochemical,dyestuff industy.The company was established in 1986. It is located in Chinese national chemical development zone,Taixing Chemical Development Zone,covering a property of 10,000 square meters.In 2001, our company got ISO9001-2000 certification. We always believe that technology,quality and scientific management are the keys to success.Our pharmaceutical intermediates are well sold...