Kuai le ying xiong
AKA Happy Hero - Follow the exciting action as 3 young men uncover the corrupted actions of the superintendents only to find further perils. Action packed martial arts flick.
Watch "Kuai le ying xiong" on Amazon released in 1980. It's a action & adventure and drama movie, and has a rating of 6.8 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.