Abstract: As an important carrier of talent training in colleges, college associations are student organizations formed voluntarily for the same hobbies, and these are an important ways for colleges and universities to implement second classrooms. On the background of the rapid development of new media, college associations are extremely colorful in activity content, activity information, and activity methods, which compared to traditional management models. At the same time, it has also brought troubles to the development of college associations that online is easy to say something, then becoming difficult in the offline and dislocation of connection with reality. This article takes the new media as the starting point, combined with the actual development of Leshan Normal University associations with the explanatory structural equation model to analyze the various influencing factors and their hierarchical relationships. It proposes further sustainable development for the construction of college associations under the background of new media.

Key words: New media, College associations, Interpretative structural equation model