Yuqikate, the largest ancient city discovered in Xinjiang, is the second Xiyu's provincial capital Tagan in the Han Dynasty(202BCE-220CE), It is 200km west of Wulei. Two Chinese character seals were found here, one belongs to a local chief and other belongs to a soldier.
Zhuoerkut, in the southeast of Luntai County, Xinjiang. After excavations in recent years, archaeologists can almost confirm that it is Wulei, the provincial capital of the Xiyu from the Han Dynasty to the Jin Dynasty, 102 BCE-317 CE, and the Xiyu is Xinjiang's ancient name.