Gastric cancer patients can be cured, that is, treated, from the clinical point of view if detected at an early stage. Its specific cost varies from person to person, and is generally closely related to the stage of tumor, the severity of the disease and the emergence of comorbidities during treatment. The main treatment for gastric cancer is radical resection surgery. After surgery, intravenous nutritional support therapy is also needed to monitor the changes of various indexes. From hospitalization for surgery to discharge, the approximate cost is between 20,000 and 30,000 yuan. Some patients also experience common postoperative complications, including incision infection and anastomotic stenosis, or dumping syndrome, which can lead to prolonged hospitalization, as well as increased costs for the patient. In addition, some patients require adjuvant treatment options after surgery based on detailed pathologic staging and biological behavior, the most common of which is intravenous chemotherapy.