Precautions after liver transplantation are as follows: 1. Diet: pay attention to control diet, reduce calorie intake, mainly vegetarian diet, less intake of fatty foods. Normal diet, no recommended supplements; 2. Take medication in strict accordance with medical advice, do not change or stop medication on your own. Master the measurement, time, frequency and method of taking medication; 3. Maintain a regular life, avoid straining and appropriate activities. With the continuous recovery of the body, normal work and study can be carried out; 4. Regular post-operative check-ups, once a month in the first year, once every three months after two years, and once every six months after that.