It's likely the best one at this time that takes foreign military students, now that the Royal Malayan tracker's school is under new management, as is Malaya/Malasia itself. The Australian SAS ran one that was awfully comprehensive and intense, and the Negritos at Clark AFB in the Phillipines ran one for the Air Force P-jocks and Combat Controllers that was likely the best for that part of the world at that time.
The Gurkhas who rotate through the British *advisory* group in Belize [formerly *British Honduras*] patrol in disputed areas sometimes patrolled from the other side by Guatemalan Kaibiles, giving their combat patrolling and immediate action training a certain emphasis.