How far is it from Hanzhong to Chenggu Xiaobaihe?

Driving route: the whole journey is about 22.5km, and the starting point is Hanzhong 1. Drive 50 meters north from the starting point and turn right into Zhu Min Street. 2. Drive along Zhu Min Street for 260m and turn left into Tianhan Avenue. 3. Drive along Tianhan Avenue 1.2km and enter Laodong Road. 4. Drive along Laodong Road for 850 meters and turn left into North Tuanjie Street. 5. Turn right into Xinghan Road. 6. Drive along Xinghan Road for 6.4 kilometers and go straight into Xinghan Road. 7. Drive along Xinghan Road for 300 meters, take the second exit in the direction of Chenggu, turn left and enter G3 168. Drive 8.9 kilometers along G3 16, turn left in the direction of Cuijiashan Town/Wen Chuan Town, and enter Liuwen Road. 9. Drive along Liuwen Road. Turn right ahead and enter Shaanxi-Feixing Avenue 10. Drive along Shanfei Avenue for 490 meters and turn right at 1 1. Drive 100 meters, and arrive at the destination (on the right side of the road): Shanfei Technical School, Cuijiashan Town, Chenggu.