Director of Hospital Infection Management and Disease Prevention & Control Department, Deputy Director of the Second Ward of Gastrointestinal Tumor Center, Chief Physician, Associate Professor, Doctor of Medicine. Specialties: Treatment and related scientific research of gastrointestinal tumors. Graduated from the Clinical Medicine Department of Beijing Medical University in 1995 (Bachelor's degree). After graduation, assigned to the Surgical Department of Beijing Cancer Hospital. Obtained a Doctorate in Oncology from Peking University School of Oncology in 2001. In 2003, supported by the Beijing Municipal Science and Technology Commission's New Star Plan, initiated etiological research on cardia cancer. From 2004 to 2006, conducted postdoctoral research on colorectal cancer and liver cancer at the University of California, San Francisco Medical Center, publishing several related articles during this period. After returning to China in spring 2006, continued clinical and research work on gastrointestinal tumors (including gastrointestinal, hepatobiliary, and pancreatic tumors). In 2009, went to the Institut Mutualiste Montsouris in Paris, France, for advanced training in laparoscopic surgical techniques. In recent years, has published multiple articles on gastrointestinal tumors in domestic and international journals. Publications Long mesentericoportal vein resection and end-to-end anastomosis without graft in pancreaticoduodenectomy. J Gastrointest Surg. 2009 Aug;13(8):1524-8. Management of delayed post-pancreaticoduodenectomy arterial bleeding: interventional radiological treatment first. Pancreatology. 2011;11(5):455-63. En bloc pancreaticoduodenectomy and right colectomy in the treatment of locally advanced colon cancer. Dis Colon Rectum. 2013 Jul;56(7):874-80. Distribution and drug resistance of pathogenic bacteria isolated from cancer hospital in 2013. Chin J Cancer Res. 2014 Dec;26(6):698-704. Ischemic Liver Injury After Complete Occlusion of Hepatic Artery in the Treatment of Delayed Postoperative Arterial Bleeding. J Gastrointest Surg. 2015 Sep 2.