Quan Sơn

Quan Sơn is a 사(농촌구) in 랑선, Vietnam. It was formed through the 2025 administrative reform by merging 0 former administrative units.

Quan Sơn was created from the merger of: not specified. These units were previously under the former district in the former province.

Quan Sơn has a population of approximately 0 people and covers an area of 0.00 km².