In 2018，the structure of internet users and public opinion field have changed，the causes of public sentiments have turned into pluralistic. The agenda on economy，people’s livelihood，international issues，ideaology and science has become the hottest. The system of emergence management have been promoted. The data security and the user privacy become the causes of public sentiments to many internet companies. Media convergence and construction of county-level media convergence will advance deeper，and the communication of positive energy becomes mainstream. New government media develop at an accelerated pace. Bigdata combines organically with social governance. Steady progress is made in administering the network according to the law. Comprehensive management system of network has been improved gradually.