Which city, Daqing or Pengzhou, is a prefecture-level city in the west of Heilongjiang province, People's Republic of China?
Pengzhou Pengzhou (), formerly Peng County or Pengxian, is a county-level city under the jurisdiction of Chengdu, the capital of Sichuan province, People's Republic of China, some 19 km (11.81 mi) northwest of Chengdu. There is an expressway that connects Pengzhou to Chengdu. It is bordered by the prefecture-level divisions of Deyang to the northeast and the Ngawa Tibetan and Qiang Autonomous Prefecture to the north.
Yongqing County Yongqing () is a county in Hebei province, China. It is under the administration of the prefecture-level city of Langfang. It borders Guangyang District to the north, Anci District to the east, Bazhou to the south, and Gu'an County to the west, and has a population of 382,000 residing in an area of 774 km2 .