Ing Lánzhōu (simplified Chinese: 兰州; Postal map spelling: Lanchow) ing tungku (capital) ampong pekamaragul a lakanbalen (largest city) ning lalawigan ning Gansu, king pangulu albugang dake ning Maldang Republika ning Tsina. Metung yang lakanbalen a kadaneng prefecture (prefecture-level city), at maulaga yang sentru ning palimpatan king kayang labuad (key regional transportation hub), a papalyari king pamagmantini da reng lugal a mas marayu pa king albugan kareng karelang kuneksyun king dake nang aslagan ning bangsa.