The Unbeaten 28
Trained in the Iron Body style of kung fu, a student faces his ultimate test in battle with the Shaolin Unbeaten 18, each trap deadlier than the last.
Starring Mang Fei, Jack Lung Si-Kar, Mark Lung, Nancy Yen Nan-See, Jeanie Chang, O Yau-Man
Watch "The Unbeaten 28" on Amazon released in 1980. It's a action & adventure and drama movie, and has a rating of 6.2 out of 10 from Imdb which is usually fine for this kind of movie, and is currently only available for purchase or rent.