Which city in China,  Qingzhen or Guang'an, is the more specific location in terms of the hierarchy of Chinese infrastructure?
Qingzhen Qingzhen (Chinese: 清镇; Pinyin: Qīngzhèn) is a county-level city under the administration of Guiyang in Guizhou province, China.
G22 Qingdao–Lanzhou Expressway The Qingdao–Lanzhou Expressway (), commonly referred to as the "Qinglan Expressway" () is an expressway that connects the cities of Qingdao, Shandong, China, and Lanzhou, Gansu. It is 1795 km in length.