The best Chung King-Fai’s action movies

Tsui Chik tries to lead a quiet life as a librarian. However, he is really a former test subject for a highly secretive supersoldier project and the instructor of a special commando unit dubbed "701." The 701 squad is used for many government missions, but after one of the agents kills a team of policemen in an uncontrollable rage, the government decides to abort the project and eliminate all the subjects. Tsui Chik helped the surviving 701 agents flee the extermination attempt. Having escaped, Tsui Chik went separate ways from his team. Later, he discovers that the rest of the team were responsible for a violent crime spree that was beyond the capability of the local police. He sets out to stop them, donning a disguise and using the superhero alias of "Black Mask". Having lost the ability to feel pain due to the surgery performed on the super-soldiers by the military, Black Mask is almost invulnerable.

The chief security officer at a top-secret medical facility finds himself caught in an explosive battle when a young thief and his accomplices steal a groundbreaking curative medicine. After discovering the true origins of the medicine, the officer must decide who he can trust to protect the cure from falling into the wrong hands, and prevent an all-out war from bringing the city to its knees.

Following Ko Chun's earlier years as he battles for the position he was destined for: The God of Gamblers.

A computer engineer is kidnapped and tortured. Since then, his girlfriend senses he's no longer the same person, and becomes convinced that something supernatural is corrupting his soul. The cop assigned to the case is also determined to get to the bottom of the case. The truth is more frightening than either had anticipated.