C277
Of the four main gates of the city, the most important one was to the south. The north led to the Sophoetin, which was the hinterland of the Huns. At that moment, Chu Yunqing was at the northern Sophoetin, attacking the Huns that were outside the city. In the east and west gates, the west gate city gate river straight Qing Yin Chuan, then Hengjiang Branch