Graduated from the School of Medicine at Zhejiang University and holds a Doctor of Medicine degree from Germany. With over 30 years of experience in gastroenterology, he has undergone advanced training in gastrointestinal endoscopy, colorectal cancer, and Barrett’s esophagus at Charité – Universitätsmedizin Berlin, the University of Magdeburg, the University of Hamburg, the Max Delbrück Center, and Tokyo Women’s Medical University in Japan. He specializes in the diagnosis and treatment of gastrointestinal endoscopy, including polypectomy, endoscopic treatment of esophageal and gastric varices, placement of gastrointestinal stents, endoscopic submucosal dissection (ESD), and endoscopic ultrasound diagnosis.