Uông Bí is a city of Quảng Ninh Province in the north-eastern region of Vietnam. As of 2003 the district had a population of 98,949. The City covers an area of 240 km². Uong Bi was promoted from a town to a provincial city February 25, 2011. Uông bí lên thành phố loại 2Administrative divisionsThe City contains 9 wards: Phương Nam Phương Đông Yên Thanh Nam Khê Quang Trung Trưng Vương Thanh Sơn Bắc Sơn Vàng Danh and 2 communes: Thượng Yên Công Điền Công