Yú PrefectureYúzhou or Yú Prefecture was a zhou in imperial China located in modern Chongqing, China. It existed from 581 to 1102, when its name was changed to Gong Prefecture.GeographyThe administrative region of Yu Prefecture in the Tang dynasty is in modern southwestern Chongqing. It probably includes parts of modern: ChongqingJiangjin DistrictBishan DistrictYongchuan District