Regarding how long one can usually live after liver replacement, it is analyzed according to the cause of liver replacement. The causes of liver replacement can be divided into liver malignant tumor and other liver diseases and so on. At present, liver transplantation in our country technology is more mature, the success rate of the operation is more than 90%, so after the liver exchange, the patients’ life can be prolonged for a certain period of time. 1. Hepatic malignant tumor: patients undergo liver transplantation because of malignant tumor, under normal circumstances if the tumor is early liver transplantation, the survival rate of patients can reach 5~10 years or even longer after the operation; if the tumor is late liver transplantation, after the operation, the patients can generally survive for about 3~5 years. 2. Other liver diseases: patients undergo liver transplantation due to other liver diseases, such as cirrhosis, bile duct occlusion, etc. After the surgery, if the patients have no rejection phenomenon and have good recovery, the patients can survive for a long time as their natural life span. After liver transplantation, patients should pay attention to rest and avoid exertion. If there is any discomfort, consult a doctor in time.