Hong'an Town and the Border Town are located at the junction of Chongqing, Hunan and Guizhou provinces. Hong'an Town is under the jurisdiction of Chongqing Municipality. The border towns (formerly known as Chaya, Chadong) belong to Hunan Province. The two towns are separated by a Qingshui River and Guizhou迓 drive town landscape connected. Shen Congwen's "Border Town" in that poignant love story happened here.