Tian xia di yi quan 1972

A young boxer joins a martial arts school to increase his skill so he can enter a martial arts competition. He leaves the school when he hears that a local gangster is terrorizing the town. He comes to the aid of a young singer and brings on the wrath of the local gang. He eventually enters the martial arts competition after learning iron palm technique and takes out all competition.

Cast:

Bolo Yeung Sze
Hercules Ba To Er 

Tien Feng
Master Meng Tung-Shan 

Lo Lieh
Chao Chih-Hao 

Yuen Shun-Yi
Master Meng's Pupil (uncredited) 

Chin Tsi-Ang
Spectator (uncredited) 

Yen Shi-Kwan
Tournament Fighter/Suen's Pupil (uncredited)