Shaolin Chastity Kung Fu
When the Nine Devil Gang massacres a small village, the remaining survivors get trained in an ancient form of kung-fu in order to destroy the killers.
Starring Liu Hao-Yi, Alexander Lo Rei
Watch "Shaolin Chastity Kung Fu" on Tubi TV released in 1981. It's a action & adventure and action movie, and has a rating of 5.9 out of 10 from Imdb which is fairly okay for this kind of movie, and is currently available to watch for free.