FIAP

FIP

OTHERS

2009 Korea 24th Asian International Stamp

2010 London International Stamp Exhibition

2010 Hong Kong Stampex

2009 Hong Kong 23rd Asian International Stamp Exhibition

2009 China - Luoyang World Stamp Exhibition

Italia 2009

2008 Jakarta 22nd Asian International Stamp Exhibition.

2008 Israel World Stamp Championship

2008 Hong Kong Stampex

2008 Taipei 21st Asian International Stamp Exhibition.

2006 Washington World Philatelic Exhibition

2007 Singapore National Stamp Exhibition

2007 Bangkok 20th Asian International Stamp Exhibition

2006 Espana Malaga World Philatelic Exhibiton

2007 Sydney Stamp Expo

2006 Dubai 19th Asian International Stamp Exhibition

2005 Sydney Pacific Explorer World Stamp Exco

2005 Taipei 18th Asian International Stamp Exhibition

2004 Espana Valencia World Philatelic Exhibition

2004 Hong Kong 17th Asian International Stamp Exhibition

2004 Singapore World Stamp Championship

2003 World Stamp Exhibition