The gastrointestinal surgery center of Sichuan Cancer Hospital is the key discipline of Sichuan province. Renowned in west China, our center occupies obvious advantages in the diagnosis and treatment of gastrointestinal tumors and holds the leadership among domestic counterparts. Professor Yan Jin, the chief of the gastrointestinal surgery center, is awarded The Special Allowance of State Council and Outstanding Contribution of Sichuan province. He is member of The Standing Committee of The Society of Colorectal Cancer of Chinese Anti-cancer Association, the chairman of The Society of Colorectal Cancer of Sichuan Province Anti-cancer Association, member of the Standing Committee of Specialty Committee of Surgery of Sichuan Medical Association. Four professors, including one with the title of The Leading Scholar in Science and Technology of Health and Family Planning C..