Prison on Fire

Gam yuk fung wan is a movie starring Chow Yun-Fat, Tony Ka Fai Leung, and Ka-Kui Ho. Inside a Chinese prison two inmates form a friendship and face the difficulty of life on the inside.
Lo Ka Yiu, a young ad designer who is sentenced to jail for manslaughter, has gotten himself in trouble with the corrupted wardens and fellow inmates of Triad background. Chung Tin Ching, a veteran inmate and Yiu's mentor, is forced to confront his comrade's enemies time and again, leading up to the final showdown with the head of security.