How far is the South Campus of Hunan Vocational College of Environmental Biology from Nanhua Driving School?

According to the map app, it is 9.2km away from the South Campus of Hunan Vocational College of Environmental Biology and Nanhua Driving School, and you can take bus 172 ... The route is as follows:

Hunan Vocational College of Environmental Biology walks 70 meters, get on the bus at Zhengxiang Fire Brigade Station, get off at 172 Road 16 Shen Ying Examination Station, and walk 80 meters to Nanhua Driving School.