Rubuta ci gaba don wannan sakin layi - 4th Corps () ko Cửu Long Corps (, a zahiri: "Cungiyar Cửu Long" ko "Cungiyar Mekong") tana ɗaya daga cikin rukunin sojoji na yau da kullun na Sojojin Jama'ar Vietnam. Da farko an shirya shi a cikin 1974 yayin Yaƙin Vietnam, Corps na 4 yana da babban matsayi a cikin Kamfen na Ho Chi Minh da Yakin Kambodiya-Vietnam
Ka yi haƙuri. A yau rundunar tana zaune a Dĩ An, Bình Dương.