| The resource-style cities and the enterprise take on special development law for the restriction of no regeneration and exhaustion of the mineral resources. The most resource-style cities in our country exist in the obvious characteristic that enterprises control cities and enterprises, cities highly depend on each other and they rise and decline together. Therefore, the study on enterprise group of resource-style cities is an important problem for the sustainable development of resource-style cities.The dissertation is based on the theory of industrial economics and city economics. The relation of enterprise group and resource-style cities was analyzed. It also indicated that enterprise group has important power during the upgrading and optimizing of the industrial structure. By means of theory and practice, the enterprise economic of scale and structure of scale in resource-style cities were completely analyzed. By means of the quality and quantity, suitable scale of enterprise group of Chinese resource-style cities and the pattern of different type enterprise group are put forwards. The article explored thoroughly the construction and the strategy of the enterprise group in resource-style cities. Finally, by means of showing example, The paper analyzed the successful construction and development strategy of mining Yan enterprise group in Yan Zhou and Ji Ning city. |