Public security gate. According to the original Romance of the Three Kingdoms, the boat arrived at Shatou Town, now Shashi, crossed Yingxi Street, entered the city at Jingzhou Gongan Gate, and married Sun Shangxiang. Jingzhou, formerly known as Jiangling and Du Ying, is a prefecture-level city in Hubei Province, located in the middle of China, south-central Hubei, the middle reaches of the Yangtze River, the hinterland of Jianghan Plain, and adjacent to Hannan District of Wuhan in the east.