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.
G20 Qingdao–Yinchuan Expressway The Qingdao–Yinchuan Expressway (), commonly referred to as the "Qingyin Expressway" () is an expressway that connects the cities of Qingdao, Shandong, China, and Yinchuan, Ningxia. It is 1600 km in length.