Bin yuen yanPlay1981Film★ 6.9145 votesAn undercover cop goes deep undercover to inside one of Hong Kong's most notorious Triad gangs only to find him getting consumed by a life of crime and seediness.Genres: Crime, DramaThis film is: Hidden Identity, Cops, Gangsters, Dark, GrittyMore Like This1984 · Film1974 · Film1992 · Film1977 · Series1980 · Film1976 · Film1996 · Film1988 · Film1979 · Film1991 · Film1984 · Film1990 · FilmAbout Bin yuen yanGenres: Crime, DramaThis film is: Hidden Identity, Cops, Gangsters, Dark, GrittyReleased: 1981