Professional Expertise Long-term dedication to the clinical practice, research, and teaching of digestive system diseases, with extensive clinical experience in the diagnosis and treatment of digestive disorders and gastrointestinal endoscopy. Primary research focus on intestinal diseases, particularly inflammatory bowel disease, colorectal cancer, and precancerous conditions. Skilled in the diagnosis and treatment of intestinal diseases and gastrointestinal endoscopic diagnosis and therapy, including endoscopic submucosal dissection (ESD) for early gastrointestinal cancers and precancerous lesions. Work Experience Graduated from Beijing Medical University in 1993 with a Doctor of Medicine degree. Since graduation, has been engaged in clinical practice, teaching, and research in the Department of Gastroenterology at Peking University Third Hospital, successively holding the positions of attending physician, associate chief physician, and chief physician. Pursued advanced studies at Kyoto Second Red Cross Hospital in Japan and at hospitals affiliated with the University of Sydney in Australia. Research Work Research interests focus on the pathogenesis, diagnosis, and treatment of intestinal diseases, particularly colorectal adenomas and cancer, inflammatory bowel disease, and other colorectal disorders. Has received funding from the Hospital Youth Fund, the Returned Scholars Research Initiation Fund, and the Wu Jieping Research Fund to conduct related studies. As the lead of collaborating institutions, has directed research projects on ulcerative colitis and colorectal cancer funded by the Ministry of Health, the Ministry of Science and Technology, and the Beijing Municipal Science and Technology Commission. Awards 2016: Recipient of the Beijing "Outstanding Teacher in the Eyes of Resident Physicians" award 1994: Recipient of the Outstanding Teacher Award from Peking University Health Science Center Publications and Translations Contributing author to over 20 monographs, including *Gastroenterology*, *Inflammatory Bowel Disease*, *Practical Colorectal and Anal Diseases*, *Pharmacotherapy of Digestive System Diseases*, *Digestive Endoscopy*, and *Atlas of Electronic Endoscopy for Digestive System Diseases*. Contributing translator to 5 translated works, including *Gastrointestinal Infections*, *Clinical Gastrointestinal Endoscopy*, and *Harrison's Internal Medicine – Digestive System Diseases Volume*. Has published over 40 research papers in the field of gastroenterology.