Quote Originally Posted by greynotsoold View Post
Kingpetch was a three time flyweight world champion as a boxer. He won the title, defended three times before losing to the great Fighting Harada. He retained the title from Harada, defended once and lost the title. He subsequently won the WBA flyweight title.

I don't know about his career in other combat sports.
If Kingpetch beat Fighting Harada then he must have been good.