The 11th 5-Year Plan of china regards Urban Agglomeration as the main pattern of Urbanization, More and more local governments plan to construct Urban Agglomeration. But in practice, they pay attention to expanding the range of city or adding the number of city. The cognition pitfalls misguide the policy making, and yield great lost of efficiencies. In fact, we need to explore the basic law of form and development process of Urban Agglomeration under the transform and development stage, and re-unders...