In Internet governance，there is an urgent need to understand the law of network communication scientifically，improve the level of Internet governance，and make the Internet，the biggest variable，become the biggest increment of Internet governance. The 19th National Congress of the CPC made a strategic plan to establish a comprehensive network governance system and create a clear and vibrant cyberspace. At present，in the new era of socialism with Chinese characteristics as guidance，insist on governing the Chinese characteristic cyberspace，the system of socialism with Chinese characteristics advantage into governance efficiency，to explore the comprehensive system of network management methods，establish and improve the comprehensive Internet management system，improve the network governance，make the Internet the biggest variable into the biggest increment of Internet governance.