Historical information
Because of their Chinese ethnicity, the Nung were not considered to be Vietnamese citizens. Therefore, they could not be conscripted into the South Vietnamese army (ARVN). So, they hired themselves out as mercenaries, guns for hire, to the US military.
Physical description
Half-body image of Nung mercenary CIDG soldier carrying rifle over his right shoulder and a full backpack. His uniform is tiger camouflage. Two other Nung soldiers in background, both with packs. One has ammunition box. CIDG = Civilian Irregular Defence Group.