About171.3km. Baidu map shows that Suining City is located in the middle of Sichuan Basin. Chengdu is located in the southwest of China, the west of Sichuan Basin and the hinterland of Chengdu Plain. It takes about 2 hours and 25 minutes to drive from Suining to Chengdu via Hurong Expressway and Chengdu Ring Expressway. The whole journey is about 17 1.3 km. You can also pass through Shanghai-Chengdu Expressway, the whole journey is about 170. 1 km, which takes about 2 hours and 26 minutes.