He was a member of the supreme committee of the Republic of Cambodia, along with General Sak Sutsakhan, Long Boret, Hang Thun Hak, Op Kim Ang, General Ear Chhong (Chief of Staff of the Air Force), and Admiral Vong Sarendy (Chief of the Navy Staff). The committee tried to "organize a surrender" as the Khmer Rouge took over the country.
He was a part of the top governing body of the Republic of Cambodia, alongside General Sak Sutsakhan, Long Boret, Hang Thun Hak, Op Kim Ang, General Ear Chhong (Head of Air Force Operations), and Admiral Vong Sarendy (Head of Naval Forces).