Gastric mesenchymal tumor 2cm resection range is: 1cm from the edge of the tumor complete removal of the tumor, and to ensure that the margin tissue negative. Gastric mesenchymal stromal tumor is the most common mesenchymal tumor, 2cm diameter gastric mesenchymal tumor in ultrasound combined with border irregularity, ulceration, strong echoes, etc. should be considered for surgical resection as well as accompanied by bleeding and abdominal pain and other symptoms should be surgically resected. Resection of gastric mesenchymal tumors of 2 cm is generally considered to be local or wedge resection, and resection of 1 cm from the tumor is sufficient. For gastric mesenchymal tumors in the lesser curvature of the stomach, the cutting edge of the resection using the electric knife is 1 to 2 cm away from the pylorus or cardia, and the function is generally not affected. For mesenchymal tumors on the body of the stomach, the tumor is resected through the gastric cavity with a 30 mm stump closure. If the gastric mesenchymal tumor is closely infiltrated with the neighboring organs, if necessary, the tumor with the affected part of the organ should also be removed completely. It is recommended to go to regular hospitals and follow the doctor’s instructions for active treatment to avoid delaying the condition.