Sleeping Fist (2001)

A plainclothes policeman Chin Tai Ba is seriously wounded in a fight with some ruffians but is helped to safety by a young wiseguy Cub Here he is taught the art of Sleeping Fist by Cubs master Chung Yiu and the trio march to the Shang Wei martial arts school to take revenge on the thugs However in a last desperate attempt to get even the gang call on Eagle Claw master Kao to sort out the snoozers