Mobile library is the extension and supplement of digital library's electronic information service and the new direction of library's digital development. It combines the wireless communication network with the digital library system of the library, and extends and expands the traditional library service by using the highly popular mobile new media platform. Mobile library service will greatly facilitate readers, improve the service efficiency of the library, and also provide readers with real-time and personalized information services.

Compared with traditional libraries, digital libraries have the following advantages: the interaction between users is enhanced; It has different functions and characteristics from traditional libraries. Can be accessed anytime, anywhere.