In the 2003 World Amateur Boxing Championships final in his home country he beat Frenchman Jérôme Thomas, who went on to win Olympic silver in 2004.

He won silver at the 2006 Asian Games in the Flyweight (-51 kg) division when he was upset by Filipino boxer Violito Payla 15–31.

[3] He beat Vincenzo Picardi to reach the finals in the 2007 World Amateur Boxing Championships where he lost against local southpaw Raushee Warren.

He represented Thailand in the Beijing 2008 Olympics Flyweight category and said that it would be his last contest after which he would continue his boxing career as a national team coach.

[4] He won his first gold medal in the Beijing 2008 Olympics Flyweight category 51 kg defeating Andry Laffita of Cuba 8–2.