The diversification of forms of ownership and specialization of social division of labor lead to the continuous differentiation of social classes.The imbalance in possession of social resources is the essence of stratification,and the nature of class relationship is the diversity of the interests of demand.So the stratification in the economic field is bound to make new demands for the development of democratic politics.Network democracy emerges as the times requires and possesses an advantage to further optimize democratic politics structure by avoiding the differences between classes and status to construct a more comprehensive social network and to expand channels for realizing democratic rights.As a new thing,network democracy has a huge room for improvement.Only cultivating rational internet users,establishing smooth channels for democratic network,and making network politics systematization,standardization and scientific,can network democracy perform its role.