Tusi se faʻaauau mo lenei parakalafa - 4th Corps () poʻo Cửu Long Corps (, i le upu moni: "Corps of Cửu Long" poʻo le "Corps of the Mekong") o se tasi o le fa vaega o le autau masani a le People's Army o Vietnam. Na muamua faatulagaina i le 1974 i le taimi o le Taua a Vietnam, o le 4th Corps sa i ai sona sao taua i le Ho Chi Minh Campaign ma le Cambodian-Vietnamese War
. I aso nei o loo iai le vaega a le militeli i Dĩ An, Bình Dương.