Cao Prefecture


Caozhou or Cao Prefecture was a zhou in imperial China centering on modern Heze or Cao County in Shandong, China. It existed from the 6th century to 1913.

Geography

Under the Sui, Cao Prefecture included Yuanqu [County (Shandong)|Yuanqu County]. The administrative region of Caozhou in the Tang dynasty is in the border region of modern southwestern Shandong and eastern Henan. It probably includes parts of modern: