The invention relates to a control method of an emergency escape system. The emergency escape system includes a master node module, an indication module, a sensing module, and a power source module, wherein the master node module is responsible for wireless sensor network communication in the sensing module, the operation of an escape guidance algorithm program and the display of the communicationof the sensing module. The control method of the emergency escape system has an intelligent evacuation function, can guide people to evacuate according to a correct and safe path and can quickly guide fire rescue personnel to quickly find the source of a fire and implement effective rescue.