The whole journey from Guanqian Street to Guanshan proving ground is * * * 20.565km 1 Starting from the starting point, drive north along Renmin Road for 0.5km, turn right and take the ramp, enter Ganjiang West Road 2 and drive along Ganjiang West Road for 4. 1km, pass Sanyuan Building for about 50m, turn right and enter West Ring Road 3 and drive along West Ring Road for 2.0km, turn left and take the ramp. Turn right into West Ring Elevated Road 4, drive along West Ring Elevated Road 1.2km, exit at Changshu exit of Chunxinqiao, enter Muyang Bridge Road 5, drive along Muyang Bridge for 2 10m, turn left into G3 126, drive along G3 12 for 4.7km, and take the right ramp at Changhu Bridge. And enter Wenchang Road 7 and drive along Wenchang Road 2.6543.300000000001Turn left into Hongfu Road 8 and drive along Hongfu Road for 356 meters, turn right into Hongfu Bridge 9, drive straight along Hongfu Bridge and turn left into Xingxian Road, and click to view detailed road information 9. 1 Drive along Hongfu Bridge for 0.5 kilometers, then drive 340 meters and turn left to enter.