May the 4th, The North-Cambodia HQ gives orders to evacuate the isolated position of Liong-Ba, on the border of Laos And fall back to Lao-Tai located 150 kms to the south
O 4 de maio, o Alto Mando do Norte de Camboxa dá orde de deixar Liong-Ba e repregarse a 150 km máis ao sur.