ANQING HEXING CHEMICAL CO., LTD Address : Industry Park, Economy and Technology Area, Anqing, Anhui , 246005 China Old Fcatory: NO.3, Linghu North Road, Anqing, Anhui, 246005, China Sales Department of Poly (butylene succinate)（PBS）：+86-556-5345315 Sales Department of Succinic Acid/Disodium succinate：+86-556-5345537 Fax No.:+86-556-5345507 Mail: 13855663949@163.com