The southern parts of the old commandery controlling the Han and Bailong were reörganized as Wudu.
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Established by Shi Huangdi, it originally covered the entire territory of the Qin Empire west of Mount Long with its capital at Didao (present-day Taoyang in Lintao County).
Longxi Commandery | Longxi | Commandery (feudalism) | commandery |
Under the Qin Empire, the area was part of Longxi Commandery but the Emperor Wu of the Han separated the region as the Tianshui Commandery as part of his expansion towards the Tarim Basin.