Abstract: The public opinion of shared medium changes the traditional "top to down" transmission mode. It has attracted numerous participants, including university students. This system encourages people's participation and sharing and exerts significant influence. Its proper combination with the curriculum of ideological and political education will have a positive effect on teaching and learning. On the contrary, improper combination will lead to theoretical weakness and students' emotional alienation. Therefore, it is necessary to discuss how to enable the public opinion of shared medium serve in-class teaching effectively based on the analysis of its current status.