A mobile collaborative communication method, comprising: receiving (S201), by a unified mobility coordinator, UMC, unit, application motion event information of an application, wherein the application is located at a network edge and is used to provide an application service for user equipment, UE; receiving (S202), by the UMC unit, UE motion event information of the UE; and determining, by the UMC unit, a path between the UE and the application based on the application motion event information and the UE motion event information; wherein the application motion event information comprises an IP address of the application, the UE motion event information is UE attach event information, and the UE attach event information comprises an IP address of the UE; and the determining, by the UMC unit, a path between the UE and the application based on the application motion event information and the UE motion event information comprises: determining (S203), by the UMC unit, a first mapping relationship between the IP address of the UE and a port of a first user plane gateway, UGW, allocated to the UE and a second mapping relationship between the IP address of the application and a port of a second UGW accessed by the application, wherein the first UGW and the second UGW are a same UGW or different UGWs; and determining (S204), by the UMC unit, the path between the UE and the application based on the first mapping relationship and the second mapping relationship. receiving (S201), by a unified mobility coordinator, UMC, unit, application motion event information of an application, wherein the application is located at a network edge and is used to provide an application service for user equipment, UE; receiving (S202), by the UMC unit, UE motion event information of the UE; and determining, by the UMC unit, a path between the UE and the application based on the application motion event information and the UE motion event information; wherein the application motion event information comprises an IP address of the application, the UE motion event information is UE attach event information, and the UE attach event information comprises an IP address of the UE; and the determining, by the UMC unit, a path between the UE and the application based on the application motion event information and the UE motion event information comprises: determining (S203), by the UMC unit, a first mapping relationship between the IP address of the UE and a port of a first user plane gateway, UGW, allocated to the UE and a second mapping relationship between the IP address of the application and a port of a second UGW accessed by the application, wherein the first UGW and the second UGW are a same UGW or different UGWs; and determining (S204), by the UMC unit, the path between the UE and the application based on the first mapping relationship and the second mapping relationship. determining (S203), by the UMC unit, a first mapping relationship between the IP address of the UE and a port of a first user plane gateway, UGW, allocated to the UE and a second mapping relationship between the IP address of the application and a port of a second UGW accessed by the application, wherein the first UGW and the second UGW are a same UGW or different UGWs; and determining (S204), by the UMC unit, the path between the UE and the application based on the first mapping relationship and the second mapping relationship. <EOS>