Embodiments of the present invention disclose a load balance method and relevant apparatuses to implement load balance between base stations in a communications network that includes an LTE base station. The method in an embodiment of the present invention includes: obtaining, by a radio resource management RRM server, load information reported by base stations, where the base stations include a Long Term Evolution LTE base station; determining an overloaded base station in the base stations; determining a target base station according to the load information, where the target base station is a base station to share a load of the overloaded base station; and instructing the overloaded base station and the target base station to perform load balance.