The Cub Tiger from Kwang Tung(1973)

As a boy he was taught the secrets of Kung Fu, now he will use them to avenge his father's death.

Hsiao Hu has been secretly training in martial arts, as his father (Tien Feng) has forbidden him. Later, some local store owners ask Ah to help protect them from a greedy Chinese extortion ring. Ah discovers that the crime lord behind the extortion had killed his father years before and is determined for revenge.