As a new carrier of Ideological and political education in Colleges and Universities under the background of media, the official WeChat public platform has some characteristics of Ideological and political education, such as equality, micro language, convenience, privacy and timeliness. And play a guiding, interactive, incentive, identity and cultural heritage and other ideological and political education functions. In order to give full play to the ideological and political education function of the official WeChat public platform, Colleges and universities can further improve and innovate in the aspects of media convergence, service optimization, information transmission and platform promotion.