Vinh (Vietnamese: [viŋ̟]) is the biggest city and economic and cultural center of north-central Vietnam. Vinh is the capital of Nghệ An Province, and is a key point in the East–West economic corridor linking Myanmar, Thailand, Laos and Vietnam. The city is situated in the south-east of the province, alongside the Lam River (Song Lam) and is located on the main north–south transportation route of Vietnam, easily accessible by highway, railroad, boat and air. The recently expanded Vinh International Airport is served daily by four carriers: Vietnam Airlines, VietJet Air, Bamboo Airways and Jetstar Pacific. On September 5, 2008, it was upgraded from Grade-II city to Grade-I city, the fifth Grade-I city of Vietnam after Haiphong, Đà Nẵng and Huế. Vinh is the most populous city in the North