Chengguan (Lanzhou)

Location of the five districts (pink) of Lanzhou (yellow) in Gansu

The municipality of Chengguan ( 城关区 , Chéngguān Qū ) belongs to the administrative area of the prefecture -level city of Lanzhou , the capital of the Chinese province of Gansu . Chengguan has an area of 220 km² and has a population of around 880,000 (2004). The municipality is the city center and the seat of the city government.