In order to help you recover and adapt to the reconstructed function of the digestive tract, as well as from the perspective of more beneficial to your health, to give the following discharge guidance, you need to: 1, quit smoking, alcohol. Avoid cold, dry, hard, spicy and irritating food. In the early stage, strictly limit sugar (less than 100 grams per day); avoid animal fats, choose vegetable oils and milk fat; use animal liver and fresh vegetables to improve the amount of minerals and vitamins; food texture is soft and easy to digest, and it is not suitable to consume coarse grains, dry beans, hard fruits, vegetables with high crude fiber content (e.g., bamboo shoots, celery), spicy and stimulating as well as gas-producing foods (e.g., radish, garlic mustard, white potatoes). 3.Follow the principle of “small meals, regular and quantitative, from thin to dry” to reduce the burden on the anastomosis. Eat no less than 5 times a day, preferably once every 2-3 hours, with the amount of about 100-150ml (100-150g), and then add more according to the need. In principle, 4 weeks after surgery to fluid and semi-fluid food such as turtle soup, milk and egg custard, crystal sugar lotus seed soup, vegetable porridge, congee, lean meat porridge, noodles, etc., 4-6 weeks after the transition to solid food, such as dry rice, steamed bread and so on. 4.Eating should be chewed and swallowed slowly to prevent eating too much and too fast; hard tablets for oral intake should be crushed before taking; so as not to cause food obstruction and affect the healing of anastomosis. 5.Eat in sitting or standing position, walk for 10-15 minutes after meal, avoid eating before bedtime or lying down, in order to facilitate food evacuation. 6, sleep with a high pillow to prevent reflux and aspiration. 7, avoid physical labor in the last six months, and then appropriate light labor according to the recovery situation.