The effect of chemotherapy for colon cancer is still very good. The malignancy of colon tumor is not particularly high, not as high as that of gallbladder cancer or pancreatic cancer or liver cancer. The chemotherapy drugs for colon cancer are relatively good and targeted. The commonly used chemotherapy drugs are capecitabine and intravenous oxaliplatin. Compared with gallbladder cancer or pancreatic cancer, the chemotherapy drugs for colon cancer are significantly better. Most of the colon cancer surgeries can achieve the purpose of radical treatment, which can remove the tumor completely and clean the lymph nodes around the tumor, and then supplemented with chemotherapy after the surgery, the effect is very good.