Abstract:Geographic Information System is the public security traffic management,technological,information-based process,a key link in this paper,Nanjing,traffic management,practice,analysis of the Nanjing Public Security Traffic Management GIS development,research priorities,key technologies and technical indicators such as elements of the system proposed building design principles,the overall structure and functional structure.
Key words:geographic information system (GIS),multi-source data integration,analyzing analysis,functional structure