The 5-year overall survival rate of colon cancer is between 50% and 60%, and if divided according to the prognosis analysis, stage I is about 90% to 95%, and stage II is about 80% to 85%. 1. Colon cancer is a common malignant tumor of digestive tract. With the technology of nuclear magnetism, colonoscopy, etc., as well as the improvement of people’s living standard, living habits and physical examination, the discovery rate of early stage colon cancer is gradually increasing, which brings hope to many colon cancer patients. 2. Generally speaking, the prognosis is better for patients with good physical quality, good differentiation of tumor and shallow infiltration depth, but the cure rate of early colon cancer is also related to whether the patients have recurrence after operation and their mentality and other factors. Once diagnosed, patients should consult the doctor in time and get treatment as early as possible.