chondroitin sulphate Our factory was established in 1998,which is a high-tech enterprise with R&D,production and trade combined as a whole.We have been enjoying a good reputation world wide for over ten years with advance producing device,strong technological force and modern test instruments.QALITY CONTROLWe implement ISO9001:2000&GMPWe have reponsible testers,advanced measuring instruments and methodsAll of these will guarantee our products to conform to USP\EP\CP or client' demanda.