Professor, Nanjing Medical University Vice-president, the First Affiliated Hospital of NMU Director, Pancreas Center of the First Affiliated Hospital of NMU Vice Director, Department of General Surgery, the First Affiliated Hospital of NMU Fellow of American College of Surgeons (FACS) Member of American Pancreatic Association (APA) Member of International Hepato-Pancreato-Biliary Association (IHPBA) Director, Society of Pancreatic Disease, Jiangsu Medicine Association Director, Pancreatic Surgery Group, Surgery Society, Jiangsu Medicine Association Committee Member, Surgery Group, Chinese Society of Surgery, Chinese Medicine Association.