As a municipality directly under central government, Chongqing has a dual economic structure. We can't break away from its history and realistic condition while studying its urbanization development model. In this paper, taking the theory of urbanization development as the foundation, fully using the experience in urbanization of developed area for reference in combination with the reality in Chongqing, the urbanization development model for Chongqing is put forward as "metropolitan area + dot-axle type town strap", that is, taking metropolis area as the center and Yangtze river and Line 319 (Yuhai Railway) as the development axle and the towns along the axle as the node, the development is carried out like a string of beads to form a network type urban system with metropolitan area as center and cities such as Wanzhou, Fuling and Qianjiang etc along Yangtze River as the regional center.