Shandong Caman Bitech Co., Ltd. is a chemical product manufacturer based in Shandong province, China. We have several factories with products including chondroitin sulfate, sodium hyaluronate, VE, tocopherol, mica ester, Azithromycin, Roxithromycin, clarithromycin, lansoprazole chloride compound, DHA, AA, ethyl acetate etc. Hope to communicate with you more.