The embodiments of the present application provide a wireless communication method and device, capable of performing appropriate power control of a sounding reference signal (SRS). The method comprises: according to a first uplink signal, a first downlink signal, a first beam or a first beam pair corresponding to an SRS resource group, determining a target path loss value for an SRS resource of the SRS resource group; according to the target path loss value, determining a target transmission power for the SRS resource of the SRS resource group; and according to the target transmission power, transmitting an SRS to a network device on the SRS resource of the SRS resource group.