Official nameCông Hòa Xã Hôi Chu Nghīa Viêt Nam (Socialist Republic of Vietnam)CapitalHanoiPopulation estimate (2015)93·45 millionInternet domain extension.vnCurrencyThe unit of currency is the dong (VND).TerritoryVietnam is bounded in the west by Cambodia and Laos, north by China and east and south by the South China Sea.LanguagesThe official language is Vietnamese. Chinese, French and Khmer are also spoken.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words