Abstract: With the rise of  network society, the model of ′government single center governance′ has not adapted to the needs of governance Social governance model is moving towards the direction of social coordinated governance As an important participant in the network society, the network platform should become an important member of network social governance, based on its comparative advantage In line with the principle of legitimacy and the principle of necessity, responsibilities of the network platform include supervisory responsibility, assistance responsibility, security responsibility, and industry self-discipline responsibility

Key words: network platform, responsibility, governance subject, network society