The Unmatchable Match

Name: The Unmatchable Match
Director: Parkman Wong Pak-Man
Genre: Action, Crime
Released: 1990-05-11
Rating: 7.3
Cast: Stephen Chow, Michael Chan Wai-Man, Vivian Chow, Shing Fui-On, Ricky Wong Chun-Tong

Chow is an undercover cop who must befriend former triad kingpin Chan Wai-Man to investigate a brutal diamond heist. It turns out that Chan is innocent of the theft, but not of the fencing of the stolen goods