C234 Sweep the Broken Enemy(2)

Jingzhen Entrance, the mouth of the "Jingzhen" of Taihang Mountains, hence the name. The ancient people said that the ground on all four sides was high and flat, the middle part was as low as a well, and was called Jingzhen. In fact, the "Jingzhen" was a passage in the Taihang Mountains. This is where the Han Dynasty closed its gates, with the south of the Kuan Guan