Meng Tian
The area has been inhabited by Qiang since the Xia dynasty (2070 BC). In 215 BC, Meng Tian captured the area south of the Yellow River from Hu barbarians and Yuzhong County was established at the current location of Donggang Subdistrict in Chengguan. In 581, the area was known as Wuquan County, renamed to Jincheng County in 671.