Starting point: huaxin cement (old) has. ...
1. Start from the starting point to the southeast, follow S334 10.7km, and go straight into Chudu Road.
2. Drive along Chudu Road for 820 meters and turn right into Jinshi Road.
3. Drive along Jinshi Road 1.2km and go straight into Micangkou Tunnel.
4. Drive along Micangkou Tunnel 1.3km and go straight to S334.
5. Drive along S334 1.3km and go straight into Malingbao Tunnel.
6. Drive along Malingbao Tunnel 170 meters and go straight to S334.
7. Drive 630m along S334 and go straight into Lujiaping Tunnel.
8. Drive along Lujiaping Tunnel 1.8km and go straight to S334.
9. Drive along S334 for 5.6 kilometers and go straight into Leiyuetan Tunnel.
10. Drive along Leiyutan Tunnel 1.6km, turn left and enter S334.
1 1. Drive along S334 for 540 meters, turn right and enter Tuoshangping Tunnel.
12. Drive along Tuoshangping Tunnel for 260m and go straight into S334.
13. Drive along S334 for 750 meters, turn left and enter Brown Rock Head Tunnel.
14. Drive along Brown Rock Head Tunnel for 220 meters and go straight into S334.
15. Drive along S334 for 980m and go straight into Chayuanpo Tunnel.
16. Drive along Chayuanpo Tunnel for 900 meters and go straight into S334.
17. Drive along S334 1. 1 km, and go straight into Hengdunyan Tunnel.
18. Drive along Hengdunyan tunnel for 2 10 meters and go straight into S334.
19. Drive along S33412.7km and go straight into S334.
20. Drive along S334 for 3.8km, turn right and enter S334.
2 1. Follow S334 1.8km and go straight into Binhu Road.
22. Drive along Binhu Road for 3.2km and turn right into Changning Avenue.
23. Drive along Changning Avenue for 900 meters, and then turn right.
24. Go straight for 90 meters and then turn right.
25. Drive130m to the finish line (on the left side of the road).
End point: Zigui County