Starting point: University Town
1. Start from the starting point to the west, drive along University Town North Road 100 meters, and turn around and enter University Town North Road.
2. Drive 6. 1km along the North Road of University Town, head for Shuangbeiqiao/Jiangbei District, and go straight into Sanshenggong Interchange.
3. Drive along Sanshenggong Interchange 1.7km, head for Xiyong Interchange/Gaotanyan Interchange/Inner Ring Expressway, turn right slightly and enter Laijiaqiao Interchange.
4. Drive 550 meters along Laijiaqiao Interchange and go straight into Chengdu-Chongqing Ring Expressway.
5. Drive along Chengdu-Chongqing Ring Expressway 10.4km, cross Masangwan Bridge, drive to West Ring Interchange /G75/G85/ Inner Ring Expressway, and turn right slightly to enter Chengdu-Chongqing Ring Expressway.
6. Drive along Chengdu-Chongqing Ring Expressway for 380m, pass Gaotanyan Interchange for about100m, and go straight into Inner Ring Expressway.
7. Drive along the inner ring expressway for 25.2km and go straight into the inner ring expressway.
8. Drive along the Inner Ring Expressway 1.2km, cross the South Ring Interchange for about 290m, and go straight into Baomao Expressway.
9. Drive along Baomao Expressway 138.5km, exit at Wulong Service Area/Wulong/Wulong fairy mountain, turn right slightly and enter Wulong Interchange.
10. Drive along Wulong Interchange 1.7km, cross Wulong Interchange, take the 1 exit, and turn right into Baiyang Road.
1 1. Drive along Baiyang Road for 2.6 kilometers and enter S203.
12. Follow S203 14.0 km and go straight into Yinxing Avenue.
13. Drive along Yinxing Avenue for 2.2km, turn right slightly and enter Biyun Street.
14. Drive along Biyun Street for 650 meters, pass Vientiane Hotel-Meeting Room on the right, and after about 160 meters, go straight into Yiyun Road.
15. Drive along Yiyun Road for 50 meters, pass through Building 3 of Yuanshan Hotel on the left for about 270 meters, and go straight into XA77.
16. Drive along XA77 for 2.5 kilometers and reach the destination (on the right side of the road).
End point: Tiankeng Ground Fissure National Geological Company ...