1. International Organ Protection Society 2. American Society of Transplantation (AST) 3. American Society of Hematology (ASH) 4. China Organ Procurement Organization and Allocation Commission, Secretary-General 5. Chinese Medical Doctor Association Transplant Organ Quality Control Committee, Secretary-General 6. Chinese Medical Association Organ Transplantation Branch 7. Hubei Hepatobiliary Diseases Society, Vice President