Analysis of Industrial Division of Labor and Cooperation and Its Spatial Linkage Effect between Chengdu and Chongqing

This paper measures the industrial economic space based on gravity model and the breaking point model. The results show that the industry structure similarity and product differentiation coexist in Chengyu. Chengdu has a wider range of industrial economic radiation while the power of Chongqing is stronger; the connection of industrial economy between the two is weak as a whole. Based on the above,this paper gives some advice to promote the coordinated development of"Chengyu Economic Zone"and its industrial economy.