Which city is more populated, Bengbu or Chenzhou?
Bengbu:  Its built-up ("or metro") area made of 4 urban districts has nearly one million residents, though the Prefecture-level city under its jurisdiction had 3,164,467 registered residents at the 2010 census. Chenzhou: Chenzhou () is a city located in the south of Hunan province, People's Republic of China.
i don't know