Shijiazhuang Donghua Jinlong Chemical Co., Ltd. (SDJC) is located at Number 100, Hua Gong Zhong Road, Shijiazhuang Chemical Recycling Industrial Park. SDJC produces mainly ‘Donghuajian’ industrial grade glycine, refined glycine, Hydantoin, Calcium glycinate, Zinc glycinate, Ferrous glycinate, Magnesiu...