The nursing unit in the third general ward of Peking University First Hospital is the gastrointestinal ward. The third ward is another name for gastrointestinal specialty. The gastrointestinal ward of the General Surgery Department of the First Hospital of Peking University has been devoted to the surgical treatment and clinical research of gastrointestinal benign and malignant tumors, gastrointestinal stromal tumors, inflammatory bowel disease (IBD) and retroperitoneal tumors for many years. Ward leaders actively carried out exchanges and cooperation at home and abroad, and established close cooperative relations with many top medical institutions in Europe and America. It represents the most advanced concepts and technologies in the fields of surgery and tumor radiotherapy and chemotherapy.