After graduating from Harbin Medical University as party member, he was invited to attend medical academic conferences at home and abroad for many times. Engaged in gastroenterology for more than 40 years, mainly engaged in the diagnosis and treatment of functional gastrointestinal diseases and gastrointestinal motility diseases, including chronic gastritis, gastric ulcer, gastrointestinal bleeding, pseudo-intestinal obstruction, chronic constipation, irritable bowel syndrome, gastroesophageal reflux disease, functional gastrointestinal diseases and so on. He has rich experience in the diagnosis and treatment of difficult digestive tract diseases and severe patients, and in the diagnosis and treatment of multi-system and interdisciplinary patients. He has published more than 20 papers in national key medical journals, including Banxia Xiexin Decoction for Peptic Ulcer and Wu Mei Pill for Chronic Ulcerative Colitis.
He has been engaged in clinical, scientific research and teaching of digestive system diseases in internal medicine for many years, and has a good foundation and clinical experience in internal medicine, and comprehensively understands and grasps the basic theory and clinical professional knowledge of digestive system diseases. The relationship between digestive tract diseases was deeply studied, and rich clinical experience was accumulated in the diagnosis and treatment of these diseases. The research on Helicobacter pylori infection was carried out earlier in China, in order to explore an effective drug treatment scheme to eradicate the bacteria.