Nantong Yongsheng Chemical Co., Ltd. is located in Jiangsu Rudong Chemical park, a pesticide manufacturing base of China, with fixed assets of RMB 20 million yuan and 40,000m2 of lands. At present, Yongsheng is mainly engaged in the development and manufacturing of fine chemicals and pharmaceutical intermediates, our main products are Iminodiacetic Acid(IDAA), N-(Phosphonomethyl)iminodiacetic acid (PMIDA), Pigment Violet 23. There are leading facilities, leading producing method and experienced...