Abstract: With the development of information technology and popularization of big data application， smart city construction has become an important way to improve urban social governance and service. Starting from the concepts of social governance and smart city， the current situation of social governance， existing poor collaboration， lack in information sharing and thorny social problems are elaborated upon， and based on smart Shenyang's logical foundation， interaction， multiple subjects， goal orientation， overall planning and modes， open information sharing and integration of the status quo of construction， several countermeasures and suggestions are put forward on the innovation of social governance in smart cities' top level planning and design， co-construction and sharing of big data， extensive promotion of smart applications and diversified construction of subjects in order to achieve the innovation， fine elaboration， cooperation and layout unification of social governance.

Key words: social governance, smart city, big data