HEBEI WANSA IMPORT&EXPORT TRADE CO.,LTD is an enterprise, specialized in manufacturing and trading chemicals ,which is authorized approved by Ministry of Commerce, has passed through ISO9001 : 2008 Quality Management System Certification .WANSA is located in xingtai , north china. Where the history of manufacturing&Sales the chemical has been more than 8years. Now our plant covers 20,000m2 and is possessed with 180 staffs including 15 technicians. advanced production technology and perfect inspection equipment are helpful for the technicians to develop and research the products with higher quality. Our items are very popular all around the world.We engage in supplying raw materials of chemical industry food&feed additives ,probiotics ,and vitamins.Amino acid, and pharmaceuticals raw materials , over 40 kinds of products are our partial strong items . Mainly: Oxalic Acid, Formic Acid ,Sodium Formate ,series of Humic Acid ,Sodium Hydrosulphide , PAC, Sodium Thiosulfate, SHMP, Calcium (Sodium ) Lignosulphonate, etc .Nowadays, our company has established good trade relations with many countries and areas in Asia, Europe, America and Africa. We always persist to the management purpose of Quality First and Credit supremacy, the management ideas of Honesty and Win-Win.