Snake Fist vs. the Dragon) is a Hong Kong martial arts film made in 1979 and directed by Cheung Sum.
It stars John Cheung Ng-Long, Wilson Tong Wai-Shing and Charlie Chan Yiu-lam.
Whilst licking their wounds, the father is informed by an aide that two Snake-style experts happen to be passing through the area and so he summons them to assassinate Teacher Ho.
Lung arrives at the school to find Ho being attacked by the Snake-stylists, Hsia Sa and his partner.
Koo Ting-sang realises that he fought and defeated one of the Snake-style experts in the opening sequence to the movie and that they could be after him as revenge.
Lung, determined to avenge the death of Ho and Koo, constructs a training ground to develop his technique further.
Lung symbolically bites the hand of his opponent, mimicking the way Koo's monkey killed the snake, and after a long and arduous fight Lung defeats and kills both experts and avenges Teacher Ho and Koo Ting-Sang Various kung-fu styles are presented in the movie.