The basic research and clinical diagnosis and treatment of gastric tumors are observed, and the research work on the clinicopathology and clinical treatment of gastric cancer is at the leading level in China. He has rich clinical experience in the clinical diagnosis and comprehensive treatment of gastric cancer mainly by surgery. The surgical treatment of gastric cancer can reach the international norms and standards.
He has carried out standardized lymph node dissection, nano-carbon lymph node marker dissection, selective D2+ lymph node enlargement dissection, especially specializing in radical gastric cancer pulsed lymph node dissection and complete laparoscopic radical gastric cancer surgery, diagnosis and treatment of gastrointestinal mesenchymal tumor, abdominal sarcoma, diagnosis and treatment of small bowel disease, and laparoscopic gastric diversion.