Xi'an langenerna bioscience Co., Ltd (IV-BIO") is a high technology company, The main products include solid phase synthesis resin(SPPS-resin), pharmaceutical absorbent resin, resin for enzyme immobilization， resins for chromatographic separation. We owns a powerful team including R&D , production and management . As a high and new technology enterprise, IV-BIO has supplied and developed plenty of high quality products and technology for global various enterprises and research organizations in resin application.