A user information notification method, comprising: if a service terminal seizes an uplink resource under control of a mobile service switching center, MSC, in a group call, sending (102, 202), by the MSC after receiving user information of the service terminal, a first message to a scheduling terminal, wherein the first message carries the user information of the service terminal that seizes the uplink resource, wherein the process of if a service terminal seizes an uplink resource under control of an MSC in a group call, receiving, by the MSC, user information of the service terminal comprises: if a service terminal seizes an uplink resource under control of an anchor mobile service switching center, MSC-A, in a group call, obtaining, by the MSC-A after receiving an uplink resource seized confirm message reported by a base station subsystem, BSS, user information of the service terminal according to the uplink resource seized confirm message; or, if a service terminal seizes an uplink resource under control of a relay mobile service switching center, MSC-R, in a group call, obtaining, by an MSC-A after receiving a group call signaling request message sent by the MSC-R, user information of the service terminal according to the group call signaling request message; wherein the uplink resource seized confirm message comprises: the user information of the service terminal that seizes the uplink resource; and the group call signaling request message comprises: the user information of the service terminal that seizes the uplink resource. if a service terminal seizes an uplink resource under control of a mobile service switching center, MSC, in a group call, sending (102, 202), by the MSC after receiving user information of the service terminal, a first message to a scheduling terminal, wherein the first message carries the user information of the service terminal that seizes the uplink resource, wherein the process of if a service terminal seizes an uplink resource under control of an MSC in a group call, receiving, by the MSC, user information of the service terminal comprises: if a service terminal seizes an uplink resource under control of an anchor mobile service switching center, MSC-A, in a group call, obtaining, by the MSC-A after receiving an uplink resource seized confirm message reported by a base station subsystem, BSS, user information of the service terminal according to the uplink resource seized confirm message; or, if a service terminal seizes an uplink resource under control of a relay mobile service switching center, MSC-R, in a group call, obtaining, by an MSC-A after receiving a group call signaling request message sent by the MSC-R, user information of the service terminal according to the group call signaling request message; wherein the uplink resource seized confirm message comprises: the user information of the service terminal that seizes the uplink resource; and the group call signaling request message comprises: the user information of the service terminal that seizes the uplink resource. if a service terminal seizes an uplink resource under control of an anchor mobile service switching center, MSC-A, in a group call, obtaining, by the MSC-A after receiving an uplink resource seized confirm message reported by a base station subsystem, BSS, user information of the service terminal according to the uplink resource seized confirm message; or, if a service terminal seizes an uplink resource under control of a relay mobile service switching center, MSC-R, in a group call, obtaining, by an MSC-A after receiving a group call signaling request message sent by the MSC-R, user information of the service terminal according to the group call signaling request message; wherein the uplink resource seized confirm message comprises: the user information of the service terminal that seizes the uplink resource; and the group call signaling request message comprises: the user information of the service terminal that seizes the uplink resource.