We, Hebei Changshan Biochemical Pharmaceutical Co., Ltd is one leading manufacturer of mucopolysaccharide bulk drugs and liquid injection preparations with more than 15 years experience. Our products include: Heparin sodium / calcium / lithium and Sodium Hyaluronate(Cosmetic Grade and Food Grade) We have passed the certifications of China-GMP/ France-GMP and COS, and our products have been exported to dozens of countries and regions like Germany, Italy, Russia, India and America. We believe our strong quality and good service will ensure the long-term benefit for ***** you are interested we would like to give you our detailed product list and free sample for your reference.