QINGDAO AUFENG INTERNATIONAL COMPANY LTD IS A MAIN MANAGE CHEMICAL PRODUCTS IMPORT&EXPORT IN QINGDAO CHINA.WE CAN SUPPLY VERY WELL PRODUCTS AND COMPETITIVE PRICE.LIKE AS SODIUM ALGINATE,ITACONIC ACID,METHPA,DNPC,DLTDP,TDPA ARE OUR LEADING PRODUCTS.WE CAN SUPPLY GOOD SERVICE.