There are nine districts in the main urban area of Chongqing, including Yuzhong District, Jiangbei District, Nanan District, Jiulongpo District, Shapingba District, Dadukou District, Beibei District, Yubei District and Banan District. In addition to the above main urban areas, Chongqing has also planned the Chongqing main city metropolitan area, including the "center of the city" and "new areas of the main city", ****21 districts, of which the "center of the city" for the The nine districts of the main city mentioned above, and the "main city new district" includes Fuling District, Changshou District, Jiangjin District, Hechuan District, Yongchuan District, Nanchuan District, Qijiang District, Dazu District, Bishan District, Tongliang District, Tongnan District, and Rongchang District. The scope of the main city of Chongqing metropolitan area also includes the two rivers new area, Chongqing High-tech Zone, Chongqing Wansheng Economic and Technological Development Zone, Chongqing Shuangqiao Economic and Technological Development Zone, four development of functional areas.