Professor, Chief Physician, Doctoral Supervisor, and recipient of the State Council Special Allowance. President and Deputy Party Secretary of Peking University Cancer Hospital, Director of the Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education). Vice Chairman of the Chinese Anti-Cancer Association, Chairman of the Professional Committee on Surgical Safety and Quality Control of the Chinese Anti-Cancer Association, Vice Chairman of the Gastric Cancer Professional Committee of the Chinese Anti-Cancer Association, Leader of the Tumor Surgery Expert Group of the Chinese College of Surgeons, Member of the Gastrointestinal Surgery Group of the Chinese Medical Association Surgery Branch, Vice President of the Beijing Medical Doctor Association, and Vice Chairman of the Beijing Oncology Society. Recipient of the 2019 "Revere Life, Honor Doctors" Golden Scalpel Award. Published over 100 SCI papers as first author or corresponding author. Led multiple projects funded by the National Natural Science Foundation of China and provincial/ministerial-level grants. Editor-in-chief of *Notes on Laparoscopic Gastrointestinal Surgery* and *Challenges and Strategies in Laparoscopic Gastric Cancer Surgery*.