China O'Brien; big city police woman; martial arts trainer, is forced to hand in her badge and head home to her father and the small town where she grew up. The peaceful town she knew is now struggling against the clutches of organized crime. When her father, the town sheriff, is killed China decides to run for his position and clean up the town. The poll results spark a series of confrontations that finally decide who runs the town . . .
China O'Brien is a 1990 martial arts film produced by Golden Harvest studios and starring actress and martial artist Cynthia Rothrock with co-stars Richard Norton and Keith Cooke. The film was directed by Robert Clouse, the fight choreography was by Nijel Binns, and it was executive produced by Raymond Chow. Rothrock plays a former cop who runs for sheriff after her father, the previous sheriff, is killed.