The professional research direction is clinical and experimental research of digestive tract tumor metastasis, and he has deep attainments in digestive tract tumor research. As the leader of general surgery, he took the lead in developing domestic advanced technologies such as intravenous hypernutrition, choledochoscopy, complex biliary tract plasty, comprehensive treatment after breast cancer surgery, intraperitoneal perfusion chemotherapy, etc. Many technologies filled the gaps in Changzhi area. The surgical treatment of gastric cancer, esophageal cancer, colorectal cancer and other tumors has reached the advanced level in China. He presided over the study on the correlation between the expression of mts- 1 and nm23H 1 and lymph node metastasis of gastric cancer, which was supported by Shanxi Natural Science Foundation. He has published more than 20 papers in national and provincial professional journals, and edited three teaching materials: Surgery, Modern Surgical Nursing and Critical Care.