**Education** Graduated from the Department of Clinical Medicine, Peking University Health Science Center in July 2001. **Work Experience** Employed at Peking University Third Hospital since August 2001, successively holding the positions of Resident Physician, Attending Physician, Lecturer, and Associate Chief Physician in the Department of Sports Medicine. **Research Work** Key Publications: 1) Cheng Xu, Cui Guoqing, Yan Hui, Yang Yuping, Wang Jianquan, He Zhenming. Mid-term follow-up results of arthroscopic total synovectomy using the seven-region technique for rheumatoid arthritis of the elbow. Chinese Journal of Minimally Invasive Surgery, April 2012. 2) Cheng Xu, Cui Guoqing, Xiao Jian, Yan Hui, He Zhenming. Cystic degeneration at the humeral rotator cuff insertion and rotator cuff tears. Chinese Journal of Sports Medicine, January 2013. 3) Cheng Xu, Ao Yingfang, Cui Guoqing, Yu Jiakuo, Ma Yong. MRI measurement of changes in femoral external rotation angle before and after anterior cruciate ligament reconstruction. Chinese Journal of Sports Medicine, March 2018. Patents: Granted 4 National Utility Model Patents as the first inventor and 3 National Utility Model Patents as the second inventor. **Awards** Second Prize in the Peking University Young Faculty Lecture Demonstration Competition Third Prize in the Peking University Third Hospital Teaching Competition