Zhangjiagang Shuguang Biochemical Facory, located in Zhangjiagang Jinfeng Inductrial Zone of Jiangsu Province, is a technological enterprise with 15 years’ experiences. Shuguang specialized in the research, production and selling of amino acid and its derivatives, as well as food additives. 　　 Rely on the endlessly seeking of higher quality and the thoughts of environmental protection, Shuguang established the standardized management based on the international advanced mode. Shuguang operates ...