Smart construction is a combination of the concepts of smart planning, smart design, smart fabrication and smart building. It embodies the wisdom experience of the whole cycle-life for projects. From the view of "smart three processes of project construction, such as smart design, smart construction, smart operation, are selected to set factors and indicators to make the evaluation index adapt to the current smart level of the construction industry. The Selection can embody the smart index of the construction process. On the basis of purposiveness, rationality and operability, the evaluation index system of smart construction for Shanghai construction projects is constructed qualitatively and quantitatively by using questionnaire survey and factor analysis method, which provides a basis for comprehensively evaluating the smart level of construction industry and effectively improving the smart level of industry.