The utility model discloses a communication command vehicle power-driven supporting leg which is located at the bottom of a base plate of a vehicle. The communication command vehicle power-driven supporting leg comprises a base seat, a motor, a rotating mechanism and a supporting leg. The base seat is fixed at the bottom of the base plate. One end of the rotating mechanism is in hinge joint on the base seat, and the other end of the rotating mechanism is fixed on an upper end portion of the supporting leg. With the manner, the communication command vehicle power-driven supporting leg enables a command room more stable when the command vehicle is in quiescent state and is capable of improving work environment level of commanders and beneficial for the analysis of information and the decision of the scheme for the commanders.