Guo-Li Gu, Deputy Director of general surgery department, Air Force General Hospital of the Chinese PLA, deputy chief physician. Tutor of master degree, associate professor. Members of the genetic group of the China Cancer Association for colorectal cancer, the Standing Committee of the whole army colorectal cancer committee, the oncology Committee of the Beijing Medical Association, the Youth Committee of the Beijing Medical Association and the deputy director of the youth expert of the Beijing Medical Association. the executive editor of the World Journal of Gastroenterology, the Editorial Committee of the Chinese Journal of colorectal diseases and the Chinese Journal of clinicians (Electronic Edition). I studied minimally invasive treatment of gastrointestinal tumor and anus preserving technique for low rectal cancer In the Santa Maria Annunziata Hospital of Italy and Peking University Cancer Hospital. For the study of hereditary colorectal tumor, I won 1 awards for military medical achievement, the third Beijing excellent middle-aged and young doctor nomination award, the hospital advanced clinical work individual, the medical ethics advanced individual and so on. Take a number of military issue; published 81 papers (SCI 6), edited 1 monographs.