Dr. Jin. Chai obtained M.D. in Southwest Hospital, Third Military Medical University (Chongqing, China) and a joint Ph.D from Liver Center, Yale School of Medicine (New Haven CT, U.S.). At present, he is the director of Cholestatic Liver Diseases Center (CLDC), and an associate director of Department of Gastroenterology, Southwest Hospital,Third Military Medical University (Chongqing, China). He is very interested in the molecular mechanism and clinical therapeutics of cholestatic liver diseases.