Xi'an Tonking Biotech Co.Ltd
Xi'an Tonking Biotech Co.Ltd
We have herbal raw material cultivation base and production base in Baoji,Shaanxi, in which three modern production lines of botanical extract were established.Our major products include Huperzine A(Huperzia Serrata Extract),Resveratrol(Giant Knotweed Extract), Red Clover Extract,Echinacea Purpurea Extract, Bilberry Extract, Ginkgo biloba Extract,Ginseng Extract, Zeaxanthin, Horse Chestnut Extract,Epimedium extract,Reishi Mushroom Extract, Schisandra Extract,Astragalus polysaccharides,St.John's.Wort P.E.,Citrus Aurantium Extract(Synephrine),etc.which mainly exported to United States, Europe, South East Asia, Australia and so on. All our products had met and/or exceeded our customers expectations