1992
Asian Amateur Championships - IFBB, BantamWeight, 3rd
1993
Asian Amateur Championships - IFBB, BantamWeight, 2nd
South East Asian Games - IFBB, BantamWeight, 3rd
1994
Asian Amateur Championships - IFBB, BantamWeight, 2nd
1995
Asian Amateur Championships - IFBB, BantamWeight, 3rd
1996
Asian Amateur Championships - IFBB, BantamWeight, 1st
1997
Asian Amateur Championships - IFBB, BantamWeight, 2nd
South East Asian Games - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 7th
World Games, BantamWeight, 4th
1998
Asian Amateur Championships - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 6th
1999
Asian Amateur Championships - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 4th
2000
Asian Amateur Championships - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 1st
2003
Asian Amateur Championships - IFBB, LightWeight, 2nd
South East Asian Games - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 3rd
2004
Asian Amateur Championships - IFBB, BantamWeight, 1st
World Amateur Championships - IFBB, BantamWeight, 1st
2005
Asian Amateur Championships - IFBB, BantamWeight, 2nd
South East Asian Games - IFBB, BantamWeight, 2nd
World Amateur Championships - IFBB, BantamWeight, 2nd
2006
Asian Games, BantamWeight, 2nd
World Amateur Championships - IFBB, BantamWeight, 1st
2007
World Amateur Championships - IFBB, LightWeight, 1st
2008
Arnold Amateur - IFBB, LightWeight, 2nd
World Amateur Championships - IFBB, LightWeight, 4th
2009
Asian Championships - ABBF, LightWeight, 1st
World Championships - WBPF, BantamWeight, 1st
2010
World Championships - WBPF, LightWeight, 1st
2011
Asian Championships - ABBF, LightWeight, 2nd
World Championships - WBPF, LightWeight, 1st
2012
Asian Championships - ABBF, LightWeight, 1st
World Championships - WBPF, LightWeight, 1st
2013
Asian Championships - ABBF, LightWeight, 2nd
World Championships - WBPF, LightWeight, 1st
2014
World Championships - WBPF, WelterWeight, 1st