zhenjiang koc biotech is especial in herbal extract.we have 60 emplyees and modern extract equipments and high-tech analysis machine such as HPLC ,UV and so on. we have sold our products to Korea .Janpan,the USA and many different countries.And they give high parise to our high quantity. So if need any herbal extract,please contact with me,we can suppy you with best quality and quantity! BEST REGARDS!
