Suining City belongs to Sichuan Province, also known as Doucheng, Suizhou, is located in the heart of the central Sichuan Basin, the middle reaches of the Fuling River; is the regional center of the Chengdu-Chongqing Economic Zone, Sichuan Province, the modern industrial base, to the "heart of the" culture as the characteristics of the modern ecological garden city. [1] West of Chengdu, east of Chongqing, Guang'an, Nanchong, south of Neijiang, Ziyang, north of Deyang, Mianyang, and Chengdu, Chongqing is equidistant from the triangle. Located in the main axis of Sichuan urbanization development, is one of the "six metropolitan areas" of Sichuan Province, the construction of the strategic deployment of Chengdu Economic Zone and Chengdu Plain City Cluster. [