Doctoral candidate, Chief Physician. He has been working at Peking University Cancer Hospital since July 1999. He currently serves as Deputy Director of the Third Gastrointestinal Ward and Deputy Director of the Hospital‑acquired Infection Control Department. As a gastrointestinal surgeon, he has been consistently engaged in front‑line clinical work and long‑term conducts clinical research on colorectal cancer, covering preoperative treatment of colorectal cancer, colorectal cancer‑related surgeries, clinicopathological studies of colorectal cancer, and diagnosis of metastatic tumors. As the deputy department director, he performs administrative duties with due diligence. He completes more than 300 surgical operations annually and has accumulated extensive experience in the diagnosis and treatment of gastrointestinal tumors. From 2007 to 2008, he worked as a visiting scholar in surgical oncology at Hôpital de Hautepierre, Université Louis Pasteur in France.