Vietnam is a country located in Southeast Asia. It shares its borders with China to the north, Laos and Cambodia to the west, and it has a long coastline along the South China Sea to the east and the Gulf of Thailand to the southwest. The capital city of Vietnam is Hanoi, which is located in the northern part of the country, while Ho Chi Minh City (formerly known as Saigon) is the largest city and economic hub, situated in the south.