The diagnosis and treatment for pancreatic fistula under digestive endoscopy has experienced nearly 30 years of development. But there is no related guideline or expert consensus at home and abroad. Therefore, Chinese Society of Digestive Endoscopology and Chinese Endoscopist Association organized authoritative experts in the field, referred to relevant research reports at home and abroad, and developed this consensus through group discussion and voting. The consensus was consist of 12 recommendations from 6 parts, including definition and etiology, diagnosis, classification and grading, indications, preventive treatment and endoscopic treatment of pancreatic fistula.