After colorectal cancer surgery, due to the anastomosis of surgical cut ends and mechanical stimulation of intestinal tract during surgery, post-surgery patients are prone to diarrhea, constipation or alternating symptoms of diarrhea and constipation. According to the observation of more than 300 cases of postoperative colorectal cancer patients in our hospital, more than 80% of patients have chronic diarrhea within one to two years, and the symptoms of intestinal dysfunction make the patients’ daily life very limited and inconvenient. Common symptoms of intestinal dysfunction after bowel cancer surgery include anorexia, abdominal pain, abdominal distension, loose stool, constipation, loose stool or constipation alternately, urgency and heaviness, and even malnutrition or ascites in severe cases. How to improve the patient’s intestinal function, mainly rely on the “maintenance”. First of all, we should adjust the mentality, for this kind of intestinal dysfunction, after excluding tumor recurrence or co-infection, we should relax and treat it correctly to understand that it can be gradually relieved after a certain period of time (about 2 years). Pay attention to the reasonable combination of diet, avoid raw, cold, pungent and spicy food to stimulate the intestinal tract, and eat more fruits, vegetables and other foods rich in fiber. Pay attention to the warmth of the abdomen to avoid re-injuring its yang qi and making the spleen and stomach even weaker. Chinese medicine treatment mainly starts from improving the patient’s physique, and strengthening the spleen and stomach, tonifying the middle and benefiting the qi, and inducing diuresis and seepage of dampness are the commonly used methods. In clinical practice, it is often categorized into four types. 1, spleen and stomach cold, symptoms see tiredness and weakness, colorless, abdominal pain, like to press, loose stools, treatment to tonify the main qi, commonly used astragalus, ginseng, cinnamon, wuzhu and other drugs. 2.Subtraction of Qi in the middle, characterized by shortness of breath, lack of energy, abdominal distension, loose stools, and even fecal incontinence, can be taken to replenish Qi pills, jujube, ginseng and so on. 3, liver qi offending the stomach, symptoms of dry mouth, bitter mouth, irritability and chest tightness, like too much breath, bowel movement, diarrhea, not dissolve, commonly used in chaihu, yujin, etc., with the spleen medication, you can eat celery, bean sprouts, Chenpi, kumquat, etc.. 4.Dampness blooming type, symptoms include anorexia and nausea, loose stools, acute and severe bowel movement, and heavy limbs, commonly used in Ginseng Ling and Atractylodes Macrocephalae, etc. Poria cocos, white lentil, rice kernel, etc. can be used. In addition to the use of traditional Chinese medicine, some traditional Chinese medicine methods such as auricular acupuncture, foot massage, abdominal massage and acupressure can also be used to promote the recovery of intestinal function.