Mường Ảng District
Muong Ang (Vietnamese: Mường Ảng) is a district (huyện) of Điện Biên Province in the Northwest region of Vietnam.
As of June 2015, the district had a population 45,095. The district covers an area of 443.522 km². The district capital lies at Muong Ang Town.
Coordinates: 21°31′18″N 103°13′52″E / 21.52167°N 103.23111°E