Interaction method, client device, mobile terminal and server

Disclosed are an interaction method, a client device, a mobile terminal and a server, which relate to the technical field of the Internet and are invented to provide a new manner for interacting with a user. The interaction method provided in the present invention comprises: sending to a server a request for acquiring first activity information, so as to enable the server to locally acquire the first activity information according to the request for acquiring first activity information, wherein the first activity information comprises an activity entry icon; receiving the first activity information acquired by the server and fed back by the server; according to the first activity information, displaying the activity entry icon on a user interface of a client device; receiving an activity participation instruction issued by a user by operating the activity entry icon; and according to the activity participation instruction, popping up an activity participation result.