Starting point: Yanqing County

1. From the starting point to the west, follow the auxiliary road of Hubei West Road 160m, turn around and enter Hubei West Road.

2. Drive along Hubei West Road for 350 meters and go straight into Hubei West Road.

3. Drive 80 meters along Hubei West Road, take the 1 exit, face Guishui South Street /G6, turn right slightly and enter Guishui North Street.

4. Drive along Guishui North Street for 530 meters, turn right slightly and enter Guishui South Street.

5. Drive along Guishui South Street 1.3km and go straight into Guishui South Street.

6. Drive along Guishui South Street for 90 meters, get off at the second exit, turn left into Guishui South Street, and drive towards Beijing City /G6.

7. Drive along Guishui South Street for 5 10 meters and go straight into Badaling Road.

8. Drive along Badaling Road for 7.6 kilometers, turn right slightly in the direction of G6/ Beijing City/Zhangjiakou, and get on the ramp.

9. Drive along the ramp 1.7km and go straight into Beijing-Tibet Expressway.

10. Drive along Beijing-Tibet Expressway for 62.2km, cross Jianxiang Bridge and go straight into Beijing-Tibet Expressway.

1 1. Drive along the Beijing-Tibet Expressway130m, exit at Longxiang Road/Xueyuan Road, turn left slightly and enter the auxiliary road of Changping Road.

12. Drive along the auxiliary road of Changping Road for 240m, turn right into Longxiang Road and drive towards Longxiang Road/Huayuan East Road.

13. Drive along Longxiang Road for 830 meters, pass Beijing Gaode Building on the right for about 60 meters, and go straight into Huayuan North Road.

14. Drive along Huayuan North Road for 6 10 meters, pass Zhiwei Department Store on the right for about 180 meters, and reach the destination.

End point: Third Hospital of Beijing Medical University