He was graduated from the Department of Clinical Medicine of Shandong Medical College in 1976, and has been engaged in thoracic surgery since 1984. Since 1995, he has also been engaged in the research and treatment of esophageal stricture, and established the esophageal stricture consultation clinic in our hospital (Every Monday morning, contact number: 0531-82169310). He is skilled in the treatment of diseases, such as thoracic surgery diseases and stent treatment of esophageal stenosis.