A power-saving signal transmission method, the method comprising: configuring, by a base station, a power-saving mode of a terminal, the power-saving mode comprising a power consumption mode and a power-saving signal transmission and reception mode of the terminal; wherein the power consumption mode comprises a first power consumption mode, a second power consumption mode and a third power consumption mode, the first power consumption mode being a power consumption mode where the power consumption of the terminal is greater than or equal to a first threshold, the second power consumption mode being a power consumption mode where the power consumption of the terminal is greater than or equal to a second threshold and smaller than the first threshold, and the third power consumption mode being a power consumption mode where the power consumption of the terminal is less than the second threshold, wherein the power-saving signal transmission and reception mode comprises a first transmission and reception mode, a second transmission and reception mode, and a third transmission and reception mode, the first transmission and reception mode being a mode where a Wakeup Signal, WUS, is transmitted and received periodically, the second transmission and reception mode being a mode where the WUS is transmitted and received aperiodically in an on-demand manner, and the third transmission and reception mode being the prohibited transmission and reception mode; and transmitting, by the base station, a power-saving signal to the terminal in accordance with the power-saving mode of the terminal, wherein the first power consumption mode corresponds to the third transmission and reception mode, the second power consumption mode corresponds to the first transmission and reception mode, and the third power consumption mode corresponds to the second transmission and reception mode. configuring, by a base station, a power-saving mode of a terminal, the power-saving mode comprising a power consumption mode and a power-saving signal transmission and reception mode of the terminal; wherein the power consumption mode comprises a first power consumption mode, a second power consumption mode and a third power consumption mode, the first power consumption mode being a power consumption mode where the power consumption of the terminal is greater than or equal to a first threshold, the second power consumption mode being a power consumption mode where the power consumption of the terminal is greater than or equal to a second threshold and smaller than the first threshold, and the third power consumption mode being a power consumption mode where the power consumption of the terminal is less than the second threshold, wherein the power-saving signal transmission and reception mode comprises a first transmission and reception mode, a second transmission and reception mode, and a third transmission and reception mode, the first transmission and reception mode being a mode where a Wakeup Signal, WUS, is transmitted and received periodically, the second transmission and reception mode being a mode where the WUS is transmitted and received aperiodically in an on-demand manner, and the third transmission and reception mode being the prohibited transmission and reception mode; and transmitting, by the base station, a power-saving signal to the terminal in accordance with the power-saving mode of the terminal, wherein the first power consumption mode corresponds to the third transmission and reception mode, the second power consumption mode corresponds to the first transmission and reception mode, and the third power consumption mode corresponds to the second transmission and reception mode.