Treatment of large burns is a complex systemic project, including both systemic treatment and trauma treatment. Specific details are as follows: 1. Early systemic treatment includes anti-shock rehydration therapy and functional maintenance of major organs such as heart, lung, kidney, and gastrointestinal tract, for example, cardiac function maintenance with cardiac drugs to maintain its positive inotropic effect; early gastrointestinal feeding and antacids to protect gastrointestinal function and prevent stress ulcers and gastrointestinal mucosal damage; 2. protection, and skin grafting. This type of wound repair also varies depending on the condition and the wound surface, and can be done in a variety of ways, such as microdermal grafting, small skin grafting, MEEK skin grafting, etc.