Work Experience September 1994 – July 2001: Seven-year clinical medicine program at Peking University Health Science Center, awarded Master's degree in Medicine. September 2003 – February 2004: Awarded the Hong Kong Cheng Yu Tung Fellowship to study at the Department of Orthopaedics, Queen Mary Hospital, University of Hong Kong, specializing in shoulder arthroscopy and shoulder/knee arthroplasty techniques. September 2004 – July 2007: Department of Orthopaedics, Peking University Third Hospital, awarded Doctor of Medicine degree. July 2007 – September 2007: Visiting scholar at the Department of Orthopaedics, Bundang Hospital, Seoul National University, South Korea, studying knee arthroplasty, revision surgery, and computer-navigated knee arthroplasty techniques. January 2010 – March 2010: Visiting scholar at the Princess Elizabeth Orthopaedic Centre, Exeter, United Kingdom, studying hip arthroplasty and revision surgery. April 2013 – May 2013: Visiting scholar at the Hospital for Special Surgery, New York, USA, studying knee and hip arthroplasty and revision surgery. June 2013: Visiting scholar at Regions Hospital, University of Minnesota, USA, studying knee and hip arthroplasty and revision surgery. Work Experience August 2001 – August 2004: Department of Orthopaedics, Peking University Third Hospital, Resident Physician September 2004 – August 2009: Department of Orthopaedics, Peking University Third Hospital, Attending Physician September 2009 – August 2018: Department of Orthopaedics, Peking University Third Hospital, Associate Chief Physician August 2012 – Present: Department of Orthopaedics, Peking University Third Hospital, Associate Professor September 2018 – Present: Department of Orthopaedics, Peking University Third Hospital, Chief Physician Research Work Diagnosis and treatment of osteoarthritis, basic and clinical research on artificial joints, etc. Specializes in artificial knee and hip arthroplasty, unicompartmental knee arthroplasty, with particular expertise in robot-assisted and computer-navigated knee and hip arthroplasty, complex knee and hip arthroplasty and revision surgery, treatment of periprosthetic joint infection, and head-preserving surgery for osteonecrosis of the femoral head.