Abstract: Acute-on-chronic liver failure (ACLF) is a syndrome of acute liver failure complicated by other organ failure on the basis of chronic liver disease. Liver transplantation is the only effective treatment for ACLF. There is still discussion space on the optimal operation timing of ACLF, how to reduce postoperative infection rate, improvement of nutrition and body function. Transplantation Immunology Committee of Branch of Organ Transplantation Physician of Chinese Medical Doctor Association and Enhanced Recovery of Liver Transplantation Group of Enhanced Recovery after Surgery Committee of Chinese Research Hospital Society organized relevant experts to discuss the perioperative management of ACLF liver transplantation from the operation timing, organ protection, nutritional support, infection prevention and control, rehabilitation exercise and regulation of the internal environment, etc. And the expert consensus was developed for the reference of clinicians.