Dr. De-Jun FAN works in the Department of Gastrointestinal Endoscopy (GIE) of the Sixth Affiliated Hospital of SYSU since 2016. He is proficient in endoscopic resection of benign lesion of the digestive tract, endoscopic treatment of gastrointestinal bleeding, endoscopic dilatation, and endoscopic dissection for early cancer and submucosal tumors of the digestive tract. His research interest included the biological function and related mechanisms in the development of colorectal cancer. His recent research interest is the interdiscipline of GIE and artificial intelligence (AI).