On the basis of explaining "edge effect",edge area and types of edge areas,the authors analyze the conditions for the construction of Nan-Xiang city cluster from the respects of edge effect,channel condition,economic status,infrastructure,culture,education and technology and so on,and puts forward the suggestions of banishing the restriction of "canton economy",giving prominence to mutually-compl.

Moulding the styles and features of the city group in Southern Guangxi helps advocate fine local cultures,improve regional living and investment environment,strengthen the economic cooperation between cities and regions,make the urban brand,increase the urban competitiveness,and construct regional harmonious society.

The path choice for promoting function of mid-southern Liaoning urban agglomerations;

the paper analyses the internal functional relationship of the mid-southern Liaoning urban agglomerations from different angle,and explore the characteristics and the existing problems of the functional structure of the cities in the mid-southern Liaoning.

Grow and Set up the Urbanization Motive Mechanism of N-B-Q-F City Cluster;