Various examples provide a method of changing service points. According to the method, a serving service point obtains a changing request, and obtains a user identity from the changing request; locates a target service point by using the changing request; obtains serving user data corresponding to the user identity, sends the serving user data to the target service point; receives a changing response returned by the target service point, and redirect a client corresponding to the user identity to connect to the target service point. Various examples also provide a system of changing service points. The above method and system can change service points in real time.