JIAXING HENGJIE is a chondroitin sulfate manufacturer verified by NSF-GMP. DMF of chondroitin sulfate are available. we launced new products including collagen from fish, shark cartilage powder. Michael Fung is in charge of internationl sales. send emails to export@jiasibiochem.net.cn,?or?call: 0086-18657345785 More
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