Chief Physician. Graduated from the Clinical Medicine Department of Hunan Medical University (Xiangya School of Medicine, Central South University) in 1983. Since 1993, has been engaged in clinical oncology work, accumulating extensive clinical experience. From 1996, worked primarily in gastroenterology at Beijing Cancer Hospital, focusing on research and clinical practice. In February 2000, served as a visiting scholar for one year at the Department of Basic Medical Sciences, Laboratory of Tumor Molecular Biology, University of Tsukuba, Japan, gaining new insights into early diagnosis of gastric cancer. From 2003 to 2005, continued advanced studies through the postgraduate program at Peking University. Led and participated in multiple domestic and international multicenter clinical trials, attended numerous international academic conferences with presentations, and published over 10 papers in core journals. Contributed to the compilation and translation of three medical monographs. Supervised and trained graduate students and visiting physicians, participated in national standardized training lectures and forums for oncologists, and frequently engaged in multidisciplinary and remote consultations in Beijing and nationwide. Currently a member of CSCO, a member of the Digestive Diseases Committee of the Beijing Association of Integrated Traditional Chinese and Western Medicine, and a member of the Psychooncology Committee of the Chinese Anti-Cancer Association. With over 30 years of clinical experience, specializes in chemotherapy and comprehensive medical treatment for gastric cancer, colorectal cancer, esophageal cancer, and hepatobiliary and pancreatic cancers, as well as endoscopic diagnosis and treatment. Possesses solid theoretical and practical expertise in the field of gastrointestinal tumors, providing individualized treatment models and plans tailored to each patient's specific condition.