Deng Prefecture (Shandong)

Deng Prefecture was a prefecture of imperial China centering on modern Penglai, Shandong, China. It existed intermittently from 596 until 1376.
Geography.
The administrative region of Deng Prefecture in the Tang dynasty is in modern northeastern Shandong. It probably includes parts of modern: 
Legacy.
The former name of the area is preserved in Penglai's Dengzhou Subdistrict.