The present invention relates to a system for remotely controlling a plurality of greenhouse cultivation facilities, the system comprising: a plurality of temperature sensors installed in the plurality of greenhouse cultivation facilities, respectively, so as to detect the temperatures inside the greenhouse cultivation facilities, respectively a plurality of temperature adjustment units installed in the greenhouse cultivation facilities, respectively, so as to adjust the temperatures inside the greenhouse cultivation facilities, respectively a main control panel for controlling each of the temperature adjustment units such that the temperature of each of the greenhouse cultivation facilities is adjusted on the basis of temperature information regarding each of the greenhouse cultivation facilities, which is transmitted from each of the temperature sensors and a plurality of control nodes installed in the greenhouse cultivation facilities, respectively, and provided to be able to receive temperature information regarding a corresponding greenhouse cultivation facility from a temperature sensor installed in the corresponding greenhouse cultivation facility, thereby controlling the corresponding temperature adjustment unit such that the temperature of the corresponding greenhouse cultivation facility is adjusted, wherein each of the control nodes operates in one of a normal mode, in which the same controls the corresponding temperature adjustment unit such that the temperature of the corresponding greenhouse cultivation facility is adjusted under the control of the main control panel, and an emergency mode in which, when a failure of communication with the main control panel is sensed, the corresponding temperature adjustment unit is controlled on the basis of temperature information regarding the corresponding greenhouse cultivation facility received from the corresponding temperature sensor such that the temperature of the corresponding greenhouse cultivation facilit
