| From the angle of demographer, we will analysis the urban system of Jiangsu province in detail. By comparly analysis the urban system of the three region, this article try to provide some suggestions for the comprehensive mentality on the urban system optimization of Jiangsu province from the hierarchical size structure, the function structure and the spatial structure.Through statistics analysis and graph analysis of the time series data and cross sections data, by combining with the fractal theory, we induce that the hierarchical size structure presents the law of the Rank-Size Rule. By using the MapInfor, we found out that the cities are distributed along with the river, road and railway. Based on the data of industry and vocation layer, this article induces the sort of function combination among the three region, they are integrated, industrial and service.This research indicates that the urban system of overall province is consummate, but the distribution quite differs among each definite urban region. According to the analysis result, we should developing the efficient and regular urban system from the whole province. |