C583
The Ning An Valley was made up of the Jadeite Mountain and the Cui Feng Mountain, which was the southern part of the Gui Yuan Sect. This valley had four paths of varying widths, so it had a total of four exits.
Nanli had established the city of Ningan at the point where the four valleys intersected. It was the strategic defence of the land of Hebei, which was at the same level as Dagang