Surgery is generally necessary for submucosal tumors of the stomach. Submucosal tumors of the stomach, refers to tumors occurring in the submucosal part of the stomach, including benign and malignant circulating tumors. 1. Benign tumors can be considered for surgical resection or regular observation according to whether they affect normal life and whether there are clinical symptoms; 2. Once malignant tumors are diagnosed, surgical resection combined with perioperative drug therapy is required. Surgical resection is a radical treatment method way, need to determine a reasonable treatment research plan according to the tumor characteristics, size, different locations, different degree of size, the scope of the desired resection is different. After surgery, close observation and regular review of gastroscopy are required. If recurrence is found, a second surgical resection is needed, which is usually curable. Diet should be light and avoid eating foods containing a lot of cholesterol or high fat, such as fried foods, fatty meats, bacon, and so on.