A vehicle speed control method, applied to a vehicle, wherein the method comprises: receiving a speed limit command sent by a speed control device for a preset number of times,, the speed control device being disposed outside the vehicle, wherein the speed limit command comprises a speed limit, and the speed limit command is generated by the speed control device when it is determined that a position of the vehicle is in an area where an accident occurrence rate is greater than or equal to a preset threshold, the preset number of times is determined according to a magnitude of the accident occurrence rate in the area; reducing a travelling speed of the vehicle to less than the speed limit in response to the speed limit command; wherein the method further comprises: determining a cellular network cell in which the vehicle is located; determining whether the speed control device is present in the cellular network cell; if present, establishing a communication connection between the vehicle and the speed control device through a Subscriber Identity Module, SIM, card configured on the vehicle, wherein the SIM card is a cellular network-based SIM card; wherein establishing the communication connection between the vehicle and the speed control device comprises: if there are a plurality of speed control devices in the cellular network cell, determining a distance between the vehicle and each of the speed control devices; determining a target speed control device from the plurality of the speed control devices according to the distance between the vehicle and each of the speed control devices; establishing a communication connection between the vehicle and the target speed control device. receiving a speed limit command sent by a speed control device for a preset number of times,, the speed control device being disposed outside the vehicle, wherein the speed limit command comprises a speed limit, and the speed limit command is generated by the speed control device when it is determined that a position of the vehicle is in an area where an accident occurrence rate is greater than or equal to a preset threshold, the preset number of times is determined according to a magnitude of the accident occurrence rate in the area; reducing a travelling speed of the vehicle to less than the speed limit in response to the speed limit command; wherein the method further comprises: determining a cellular network cell in which the vehicle is located; determining whether the speed control device is present in the cellular network cell; if present, establishing a communication connection between the vehicle and the speed control device through a Subscriber Identity Module, SIM, card configured on the vehicle, wherein the SIM card is a cellular network-based SIM card; wherein establishing the communication connection between the vehicle and the speed control device comprises: if there are a plurality of speed control devices in the cellular network cell, determining a distance between the vehicle and each of the speed control devices; determining a target speed control device from the plurality of the speed control devices according to the distance between the vehicle and each of the speed control devices; establishing a communication connection between the vehicle and the target speed control device. determining a cellular network cell in which the vehicle is located; determining whether the speed control device is present in the cellular network cell; if present, establishing a communication connection between the vehicle and the speed control device through a Subscriber Identity Module, SIM, card configured on the vehicle, wherein the SIM card is a cellular network-based SIM card; wherein establishing the communication connection between the vehicle and the speed control device comprises: if there are a plurality of speed control devices in the cellular network cell, determining a distance between the vehicle and each of the speed control devices; determining a target speed control device from the plurality of the speed control devices according to the distance between the vehicle and each of the speed control devices; establishing a communication connection between the vehicle and the target speed control device. if there are a plurality of speed control devices in the cellular network cell, determining a distance between the vehicle and each of the speed control devices; determining a target speed control device from the plurality of the speed control devices according to the distance between the vehicle and each of the speed control devices; establishing a communication connection between the vehicle and the target speed control device.