• Master of Law (Speciality in Public Administration), Royal University of Law and Economic, Phnom Penh, Cambodia.

• Bachelor of Public Law, Norton University, Phnom Penh, Cambodia

• EU - ASEAN TPO, Royal School of Administration (ERA), Phnom Penh, Cambodia.

• Secretary General, Ministry of Foreign Affairs and International Cooperation, MFA.IC.  

• Deputy Secretary General and Advisor, Ministry of Foreign Affairs and International Cooperation, MFA.IC.  

• Advisor and Director of Protocol Department, MFA.IC.  

• Ambassador Extraordinary and Plenipotentiary of the Kingdom of Cambodia to the State of Kuwait.  

• Director of Protocol Department, MFA.IC.  

• Acting Director of Protocol Department, MFA.IC  

• Deputy Director of Protocol Department, MFA.IC  

• First Secretary, Royal Embassy of Cambodia to the Republic of India.  

• Bureau Chief and Assistant to the Cabinet of Deputy Prime Minister and Minister of Foreign Affairs and International Cooperation, MFA.IC.  

• Deputy Bureau Chief, In Charge of Political Affairs, Asia I Department, MFA.IC.  

Second Secretary, Royal Embassy of Cambodia to the Lao PDR.  

• Desk Officer, Press Department, MFA.IC