The System
Movie| Title | 行規 |
| User score | 0 |
| Release date | Dec 12, 1979 |
| Genre | Crime |
| Director | Peter Yung Wai-Chuen |
| Production country | Hong Kong |
| Production companies | Bang Bang Films, Trinity Asia |
| Run time | 83 min. |
Inspector Chan is determined to crack a drug syndicate. He gets the goods on family man and drug addict/dealer Tam, and convinces him to become an informer. However, Tam betrays Chan and lets him down more than once. Chan persists with Tam, despite strong pressure from his skeptical superiors.
