HRH the Crown Prince opens the Amateur Muaythai Association of Thailand, 2 July 2004, Nimibutr Stadium

His Royal Highness the Crown Prince, royal patron of the Amateur Muaythai Association of Thailand, presided over the opening of the association on the occasion of attending the "Prince's Cup" amateur Muay Thai competition held in his honour, including a Muay Thai aerobics show that adapts Muay Thai for health exercise and preserves its traditional techniques, on 2 July 2004 at Nimibutr Stadium, Suphachalasai Stadium.