Shanghai Yongzeng Chemical Company Limited (SYZC)has been specializing in market orientation, scientific developing and collaboration with research institutions, thus having been updating and improving technology and quality of products. SYZC has become a high-tech company incorporating production, researching and trading and has successfully benefited from professional market sale teams for researching and product technology, thereby being welcomed in Europe and East America, Japan and other global areas in terms of raw products such as antivirus, anticancer, anti- AIDS and artery. Besides its headquarters in Shanghai, SYZC still has local production factories across China. Products of SYZC have been sold to America, Europe, South & East Asia and East Africa and have longtermly cooperated with traders and contactors in the globe. The vision for SYZC is Integrity, Customer First, Win-Win and Co-development. With our effort and devotion, SYZC has been looking forward to collaborating with customers at home and abroad for a win-win relationship. Our Products Fine chemicals, including Pharmaceutical chemicals and intermediates like, Pranlukast, Flecainide, Ritonavir, Quetuapine and the like Pesticide Thiamethoxam and intermediates.