Join King is a member company of Jointown Pharmaceutical Group, a public company with US$5.5 billion in revenue. Join King has Over 80,000m2 production area equipped with state-of-the-art facilities. Also owns one of the best R&D center in Asia with over hundred chemists and modern equipment such as NMR, LC-Mass, GC-Mass, GC, HPLC, RC1, DSC, etc.