What is the ring of Xiyu River in Changping? How far is it from Beijing? thank you

Driving route: the whole journey is about 43.2 kilometers.

Starting point: Yushan Building

1. Start from the starting point in the east direction, drive 120m, and go straight into G6 side road.

2. Drive along G6 auxiliary road 1.3km, drive in the direction of North Sixth Ring Road/Beijing downtown, and turn right slightly to enter G6 auxiliary road.

3. Drive along G6 side road 1 50m, exit at1and go straight into G6 side road.

4. Drive along G6 auxiliary road 170 meters, turn left slightly and get on the ramp.

5. Drive along the ramp for 230 meters and go straight into the Beijing-Tibet Expressway.

6. Drive along Beijing-Tibet Expressway for 3 1.6km, cross Madian Bridge and go straight into Beijing-Tibet Expressway.

7. Drive along Beijing-Tibet Expressway 10 meter, cross Madian Bridge and go straight into Deshengmenwai Street.

8. Drive along Deshengmenwai Street for 490 meters, cross Zhongtian Building on the right, and turn right slightly to enter Deshengmenwai Street.

9. Drive 370 meters along Deshengmenwai Street, cross Dewai Bridge and go straight into Deshengmenwai Street.

10. Drive along Deshengmenwai Street 10 meter, cross Dewai Bridge and go straight into Deshengmenwai Street.

1 1. Drive 420 meters along Deshengmenwai Street, cross Deshengmen North Bridge and go straight into Deshengmenwai Street.

12. Drive along Deshengmenwai Street for 70 meters, and turn left slightly in the direction of Deshengmennei Street/Factory Bridge/Gulou West Street/Gulou after passing through Desheng Shangcheng on the right side for about 200 meters.

13. Drive150m, cross Deshengmen Bridge and turn left ahead.

14. Drive 30 meters, cross Deshengmen Bridge, turn right slightly, and enter Deshengmen Inner Street.

15. Drive 60 meters along Deshengmennei Street, cross Deshengmen Bridge, turn right ahead and enter Deshengmennei Street.

16. Drive along Deshengmennei Street 1.7 km and turn left into Di 'anmen West Street.

17. Drive along Di 'anmen West Street 1.4km and go straight into Di 'anmen East Street.

18. Drive along Di 'anmen East Street for 8 10 meters and turn right into Beihe Street.

19. Drive 2.0km along the north river and go straight into the south river along the street.

20. Drive along Nanhe Street for 690 meters. After passing the site of the European and American Alumni Association on the right about140m, go straight into Zhengyi Road.

2 1. Drive along Zhengyi Road for 470 meters and turn around and enter Zhengyi Road.

22. Drive along Zhengyi Road for 70 meters and reach the terminal (on the right side of the road).

End point: Beijing