Starting point: yangqiao.
1. From the starting point to the west, drive 130m, pass the Zhengqi Building on the right for about 50m, and turn left into Jiaomen North Road.
2. Drive along Jiaomen North Road for 50 meters, pass Xinhua Xinxing Shopping Mall in Beijing on the left, and turn right ahead to enter Majiapu Road.
3. Drive along Majiapu Road for 760m, turn right ahead and enter the auxiliary road of South Third Ring Road West Road.
4. Drive 3 10 meters along the auxiliary road of South Third Ring Road West Road, cross yangqiao and go straight into the auxiliary road of South Third Ring Road Middle Road.
5. Drive along the South Third Ring Road 10 meter. Cross yangqiao for about 240 meters and go straight into South Third Ring Road.
6. Drive along the South Third Ring Road 170 meters, turn right slightly and enter the Third Ring Road.
7. Drive along the Third Ring Road 18.5km, cross Xibahe Bridge, turn left slightly in the direction of Jingcheng Expressway/North Fourth Ring Road/Shunyi, and enter Taiyanggong Bridge.
8. Drive along Taiyanggong Bridge for 460m, cross Taiyanggong Bridge, turn right and enter Jingcheng Expressway.
9. Drive along Jingcheng Expressway for 2 1.4km, cross Shuiyuanjiuchang Bridge, drive in the direction of North Sixth Ring Road/Changping/Shunyi/Guangzhou, and turn right slightly to enter Suanzaoling Bridge.
10. Drive along Ziziphus jujube ridge bridge 1.0 km, cross Ziziphus jujube ridge bridge for about 330 meters, and go straight into the Sixth Ring Road.
1 1. Drive 6.3km along the Sixth Ring Road, cross Mafang North Bridge, get off at Ansi Road/Beiyuan/Xiaotangshan Exit, turn right slightly and enter Xiaotangshan Bridge.
12. Drive along Xiaotangshan Bridge for 8 10 meters, cross Xiaotangshan Bridge and turn left ahead.
13. Drive 1.7km and turn right into Shunsha Road.
14. Drive along Shunsha Road for 690 meters and turn left.
15. Drive140m and turn right.
16. Turn left after 200 meters.
17. Drive 50 meters to the finish line (left side of the road).
End point: Xiaotangshan Town Government, Changping District