Driving route: the whole journey is about 319.3km.

Starting point: Yan 'an City

1. Driving scheme in Yan 'an City

1) Starting from the starting point in the south direction, drive 891 meters along South Street, and go straight into Guanghua Road

2) Drive 441 meters along Guanghua Road, after passing the Baiyun International Commercial Building on the right, about 51 meters. Turn left

4) Drive for 161m, cross Hanjiayaoze Bridge and turn right into Liulin Road

5) Drive along Liulin Road for 1.1km, cross the Vienna International Hotel Yan 'an Store on the left and go straight into Nanbin Avenue

6) Drive along Nanbin Avenue for 4.1km, cross Ershilipu Bridge, turn left towards G211/G65 and enter G211 slightly. Turn left slightly and get on the ramp

8) Drive 761m along the ramp and go straight into Baomao expressway

9) Drive 19.1km along Baomao expressway and go straight into Shanmiao Tunnel

11) Drive 1.2km along Shanmiao Tunnel and go straight into Baomao expressway

11) Drive 13.4km along Baomao expressway and go straight into Niuwu Tunnel

. Go straight into Baomao expressway

3. Drive 25.9 kilometers along Baomao expressway and go straight into Yangquangou Tunnel

4. Drive 751 meters along Yangquangou Tunnel and go straight into Baomao expressway

5. Drive 4.3 kilometers along Baomao expressway and go straight into Yanmaigou Tunnel

6. Drive 631 meters along Yanmaigou Tunnel and go straight into Baomao expressway

. Go straight into Hanzhai Tunnel

8. Drive along Hanzhai Tunnel for 911 meters, and go straight into Baomao expressway

9. Drive along Baomao expressway for 31.1 kilometers, cross Mud River Bridge for about 1.2 kilometers, and go straight into Daonan Tunnel

11. Drive along Daonan Tunnel for 1.4 kilometers, and go straight into Baomao expressway

11. Drive along Baomao expressway for 42.9 kilometers. Go straight into haozhuangliang tunnel

12. drive 1.8km along haozhuangliang tunnel and go straight into baomao expressway

13. drive 4.6km along baomao expressway and go straight into xingshuling tunnel

14. drive 1.2km along xingshuling tunnel and go straight into baomao expressway

15. drive 1.2km along baomao expressway and cross hejiagou bridge. Go straight into Majialiang Tunnel

16. Drive 2.2km along Majialiang Tunnel and go straight into Baomao expressway

17. Drive 491m along Baomao expressway and go straight into Shangguanshan Tunnel

18. Drive 1.1km along Shangguanshan Tunnel and go straight into Baomao expressway

19. Drive 114.1km along Baomao expressway towards Hanzhong/Chengdu. Turn right slightly and get on the ramp

21. Drive along the ramp for 811 meters, after crossing the Lvxiaozhai Interchange for about 1.3 km, go straight into expressway around Xi 'an

21. Driving scheme in Xianyang

1) Drive 16.2 km along expressway around Xi 'an, cross the viaduct of Longhai Line, and turn right slightly to enter the Maoerliu Interchange < After crossing Maoerliu overpass for about 671 meters, go straight into Lianhuo expressway

3) Drive 5.9 kilometers along Lianhuo expressway, at Xianyang exit, turn right slightly and enter Xianyang overpass

4) Drive 591 meters along Xianyang overpass, cross Xianyang overpass, turn left ahead

5) Drive 121 meters, and go straight into Chennan Road

6) Drive 211 meters along Chennan Road. Turn right and enter Chennan Road

7) Drive along Chennan Road for 371 meters, take the second exit, and go straight into Qinhuang South Road

8) Drive along Qinhuang South Road for 1.3 kilometers, cross the CCB Building on the left, turn right

9) Drive 581 meters, turn right and enter Weiyang Middle Road

11) Drive along Weiyang Middle Road for 11 meters, and turn left.