Administrative Information of Chieng Lao commune (Post-2025 Merger)
- Merged from: Nam Gion commune, Hua Trai commune, Chieng Lao commune
- Total area: 358.55 km²
- Population: 2,101 people
- Population density: 5.86 people per km²
- Administrative headquarters (new): Nhập xã Nậm Giôn, xã Chiềng Lao và xã Hua Trai
Map of Son La province After the 2025 Administrative Merger
The map below provides an updated view of Son La province and its new administrative boundaries after the 2025 national merger, helping users easily identify the location of Chieng Lao commune and nearby wards/communes.

Official map of Son La province after the 2025 administrative restructuring (Source: Ministry of Agriculture and Environment – Vietnam Resources and Mapping Publishing House).