Laizhou City Dadi Salt Chemicals Co.,Ltd.was established in Shandong，then be extended in Shanghai. We set an official sales office----Shanghai Syntehtic Chem Co.,Ltd. there, in the mean time, we established a stable and intimate cooperation with ECNU (East China Normal University) and ECUST (East China University of Science and Technology),which led us gain rich experiences for new products development and processes amelioration. Taking advantage of local resources and R&D abilities, we supplied main products covering Flame Retardant with high qualities.