Participating in political affairs through internet in the new Era will furthur promotes the development of China's democratic politics,which is one of the important parts of the development of democratic politics with Chinese characteristics.The role of participating in political politics has attracted the attention of the party and the state leaders.Local party and government leaders gradually notice the practical significance of participating in politics through internet.Its function is reflected mainly in suchareas;promote the development of participatory democracy;promote the development of participatory democaly.promote transition of power fabric of traditional centralized hierarchy;promote social equality;promote the development of politics and open gouernment;promote communication between voters and deputies;strengthen political socialization of citizens.It should also be noted that participating in political affairs is a double-edged sword and should be standardized and managed.