The source of Zhanghe River in Shanxi Province is the Taihang hinterland in the southeast of Shanxi Province, and the destination is Weihe River. Zhanghe River in Shanxi Province is a tributary of Zhangweinan Canal in Haihe River Basin of North China. Zhanghe River was called Hengzhang and Hengshui in ancient times, which means that the migration of Zhanghe River in ancient times was short-lived and unrestricted. The Zhanghe River originates in the hinterland of Taihang Mountain in the southeast of Shanxi Province, and its downstream serves as a border river, separating the border between Hebei Province and Henan Province.