By means of information and communication technology to sense, analyze and integrate all kinds of key information running in city core system, smart city can make intelligent response to various requirements including people's livelihood, environmental protection, public safety, urban service and business activities. In fact, it is used of advanced information technology to realize intelligent management and operation to the city, then create a better life for people and promote the city's harmonious and sustainable growth.

With the continuous development of human society, the city will take in more and more people in the future. Nowadays, China is in the accelerated development of urbanization period, the "urban disease" problem is worse than thinking in part of the areas. To solve these problems, to achieve sustainable urban development, to build up a smart city has become the world's irreversible trend of urban development.