In recent years，Internet public events happen constantly. Hot events are often evolved into social conflicts in the dissemination. It is caused by the social contradictions in the rapid development of network communication technology brought by the advancements of science and technology during the social transformation. The spread of Internet public events has negative effects，while it is the safeguard of common people for their own interests through Internet media technology，the realization of social fairness，the persistence of social justice and people’s spontaneous lively democratic practices.