Based on the previous research, the article builds a theoretical model with action representation, image representation and sign representation as independent variables, socialization of audience as dependent variable, and self-regulation and elaboration likelihood as mediators, then collects data through questionnaire investigation and analyzes how the information representation style in the process of media communication has an influence on socialization of audience using structural equation model, and comes to conclusion that the three information representation styles all have an significantly positive effect on socialization, both action representation and image representation influence socialization through both self-regulation and elaboration likelihood, and sign representation influences socialization only through elaboration likelihood, and they are respectively action representation, image representation and sign representation in decreasing order of effect, and finally gives some suggestions based on the research conclusion.