Urbanization and the Spatial Evolvement of the Rural Settlement:The Change of the Settlement in Northeastern Shanghai after the Opening-up

Through a research of the spatial evolvement of the settlement in northeastern Shanghai during 1843-1949,the authors discover that the spatial structure of the settlement was a fan-shape centered roughly on the urban built-up area.The southern,middle and northern parts had altogether experienced the transformation from natural village to built-up area.In short,the spatial structure of the settlement in Shanghai changed from the traditional network jointed on commercial towns to the circular construction centered on the urban built-up area.