Gastrointestinal stromal tumor (GIST) is the most common mesenchymal tissuederived tumor from the gastrointestinal tract and has malignant tendency. Early diagnosis, treatment and regular followup of GIST are of great importance. But there is no unified expert consensus on endoscopic diagnosis, treatment and followup of GIST in China. Chinese Society of Digestive Endoscopology and Chinese Endoscopist Association organized domestic experts in relevant fields to formulate this consensus by referring to the latest research progress and collective discussion and voting. This consensus is composed of 5 parts, including 13 recommendation statements for the endoscopic diagnosis and treatment of GIST