Through the application of new generation information technology such as Internet of Things infrastructure, cloud computing infrastructure, geospatial infrastructure, as well as tools and methods such as Wikipedia, social networks, Fab Lab, Living Lab, integrated integration method, networked all-media convergence communication terminals, Realize comprehensive and thorough perception, broadband ubiquitous connectivity, smart convergence application and user innovation, open innovation, mass innovation. Sustainable innovation characterized by collaborative innovation. With the rise of the network empire, the integration and development of mobile technology and the democratization of innovation, smart cities in the knowledge society environment are the advanced forms of information-based cities development after digital cities.