With the development of a new generation of information technology represented by the Internet of Things, cloud computing and big data, and the reshaping of urban form and government management form by the innovative 2.0 form facing the knowledge society, digital urban management has gradually evolved into intelligent digital urban management, that is, smart urban management. Smart urban management is a new mode of urban management under the environment of knowledge society innovation 2.0 supported by a new generation of information technology. Through the support of a new generation of information technology, we will realize comprehensive and thorough perception, ubiquitous broadband interconnection and intelligent integrated application, and promote people-oriented sustainable innovation characterized by user innovation, open innovation, mass innovation and collaborative innovation. Smart city management is an important part of smart city. The "five-in-one" urban management Internet of Things platform of perception, analysis, service, command and supervision is an important technical foundation of smart urban management.