Chief Physician, Professor, and Doctoral Supervisor. Currently serves as Director of the Third Ward, Gastrointestinal Tumor Center, Peking University Cancer Hospital. **Specialty:** Individualized surgical treatment of gastrointestinal tumors; long-term dedication to the construction and innovation of a precision diagnosis and treatment system for colorectal cancer. Possesses extensive experience in low rectal sphincter-preserving surgery, comprehensive treatment of recurrent and metastatic tumors, and the establishment of a full-process patient care system. Has made outstanding contributions, particularly in organ preservation for rectal cancer and individualized neoadjuvant therapy. **Key Social Appointments:** Standing Committee Member of the Colorectal Cancer Professional Committee, Chinese Anti-Cancer Association; Chair of the Colorectal Cancer Professional Committee, Beijing Anti-Cancer Association; Chair of the Digestive Branch, Chinese Gerontology and Geriatric Medicine Society; Vice Chair of the Abdominal Tumor Professional Committee, China Medical Education Association; Vice Chair of the Science Popularization Working Committee, Chinese Anti-Cancer Association, among others. Led the establishment of the Chinese Watch-and-Wait Study Group for Rectal Cancer after Neoadjuvant Therapy (CWWD) and the Chinese Ostomy Care Collaboration Group (COCG). **Representative Achievements:** Has undertaken projects funded by the National Natural Science Foundation of China, sub-projects of the National Key Research and Development Program, the Beijing Nova Program, the Beijing Key Medical Specialty Development Plan (Yangfan Key Project), and the Dengfeng Talent Program. In recent years, has published over 100 papers in domestic and international journals including *JAMA Surgery*, *Annals of Surgery*, *Cancer Cell*, *Science Translational Medicine*, *Diseases of the Colon & Rectum*, *Chinese Medical Journal*, and the *Chinese Journal of Gastrointestinal Surgery*. Has chaired or primarily participated in the formulation of over 20 expert consensus guidelines in this field. Previously served as Secretary-General of the National Gastric Cancer Academic Conference (2013-2016) and Secretary-General of the 12th International Gastric Cancer Congress (2017). Recipient of the Third Prize of the Beijing Science and Technology Progress Award and the Second Prize of the Huaxia Medical Science and Technology Award.