January, 25 1950

• B.A. (Political Science) (Hons.), University of California, Los Angeles, U.S.A.
  
• M.A. (International Relations), University of California, Los Angeles, U.S.A.
  
• M.A. (International Relations), The Fletcher School of Law and Diplomacy,
  Tufts University, U.S.A.
  
• The National Defence Course for the Joint State-Private Sectors,1993

1974

• Joined the Ministry of Foreign Affairs as Third Secretary, East Asia Division Department of Political Affairs

1976

• Third Secretary, Office of the Secretary to the Minister
• Second Secretary, Economic and Financial Policy Division, Office of the Director-General, ASEAN-Thailand

1980

• First Secretary, Economic and Financial Policy Division, Office of the Director-General, ASEAN-Thailand
• Chief, Commerce and Industry Division, Office of the Director-General, ASEAN-Thailand

1981

• First Secretary, Royal Thai Embassy, Bonn

1984

• Counsellor, Royal Thai Embassy, Bonn

1985

• Director, Southeast Asia Division, Department of Political Affairs

1988

• Minister, Royal Thai Embassy, London

1991

• Ambassador attached to the Ministry, Office of the Permanent Secretary

1992

• Director-General, Department of East Asian Affairs

1994

• Ambassador Extraordinary and Plenipotentiary of Thailand to Switzerland

1999

• Director-General, Department of Information, concurrently Foreign Ministry Spokesman

2000-2004

• Ambassador Extraordinary and Plenipotentiary of Thailand to the People’s Republic of China

2004-2007

• Ambassador Extraordinary and Plenipotentiary of Thailand to Belgium, Luxembourg and the European Union

2007

• Ambassador, Permanent Representative of Thailand to the United Nations, New York

2009 - Present

• Ambassador Extraordinary and Plenipotentiary of the Kingdom of Thailand to the United States of America

2004

• Knight Commander of the Most Illustrious Order of Chula Chom Klao

2003

• Knight Grand Cordon of the Most Exalted Order of the White Elephant

1999

• Grand Companion of the Most Illustrious of Chula Chom Klao

1998

• Knight Grand Cordon of the Most Noble Order of the Crown of Thailand

1995

• Knight Grand Cross of the Most Exalted Order of the White Elephant

1992

• Knight Grand Cross of the Most Noble Order of the Crown of Thailand

1989

• Knight Commander of the Most Exalted Order of the White Elephant

1984

• Knight Commander of the Most Noble Order of the Crown of Thailand

1982

• Commander of the Most Exalted Order of the White Elephant

1979

• Commander of the Most Noble Order of the Crown of Thailand