Abstract: An information transmission method, executed by a servo system, is provided that includes the following steps of: providing an application program to be downloaded, installed and executed in an electronic device, in which, after the electronic device executes the application program and a consent key is pressed, a device datum including the classification of the electronic device is sent to a servo system; recording the device datum in a user database; and pushing a push message corresponding to the classification of the electronic device to the electronic device.

Abstract: A method for collecting usage information of portable devices is provided, wherein the method is performed by at least one server, and includes following steps: (A) providing an application to be downloaded by a device, wherein the application returns a used page message to the at least one server when the device is executed, and the content of the used page message includes identification data of the device, application software which is currently used and operated, a currently used page, environment parameters, and at least one of operational actions on the used page and a retention time on the used page; (B) receiving the used page message from the device; and (C) storing the used page message. The information which users are really interested in can be collected in the present invention, thereby achieving the objective of dispatch accuracy for marketing messages.