The invention relates to a monitoring and performing method in a remote unmanned environment and a monitoring and performing platform thereof. A top portion of an equipment room is provided with a horizontal guide rail and a vertical guide rail; the whole room is converted into a three-dimensional coordinate; the guide rails are equipped with the monitoring platform and a performing mechanism, the performing mechanism is controlled by a control circuit to move the monitoring platform to a detail portion of equipment; details of the equipment is shot by a camera, audio information of the equipment in operation is recorded by a microphone, the image and sound information is transmitted to remote operation staff; a fault factor and a fault point of the equipment are determined by the remote operation staff; the performing mechanism is driven according to an instruction of the remote operation staff to accomplish maintenance; after maintenance, operation returns to an original setting state. Through the method, protection and maintenance of remote unmanned equipment are considered, image shooting, audio acquisition and maintenance can be realized according to demands of the remote operation staff, and fault analysis and maintenance operation for the remote unmanned equipment can be accelerated. The method and platform are suitable for protection and maintenance of the remote unmanned equipment.