"Chinese Hercules" a.k.a. (Ma tou da jue dou) (1973)
Chinese Hercules, also known as 碼頭大決鬥, Ma tou da jue dou and Yang Sze la terreur de Bruce Lee. Freedom Strikes A Blow Bone-cracker. Head-crusher. Body-breaker. Bolo Yeung stars in this action-packed production that helped to define him as the most powerful martial arts madman ever brought to the screen.
(Synopsis): After nearly killing his fianc'es brother, Chan Wai Man makes a solemn vow: never to raise his hand in anger again. Finding work at a nearby dock, his vow is put to the test again and again as the workers are continuously cheated, abused, and later start turning up dead. But before Chan can raise his fist again, the company bosses turn loose the most lethal weapon in their arsenal against the workers: Chinese Hercules. You have seen him in Enter The Dragon and Bloodsport, but nothing can prepare you for Bolo Yeung in. Chinese Hercules
Starring: Bolo Yeung (Yang Sze), Chan Wai Man, Fong Yeh, Chiang Tao, Yuen Biao, Lee Tien Ying