Hard Boiled (Chinese: 辣手神探) is a 1992 Hong Kong action thriller film directed by John Woo from a screenplay by Gordon Chan and Barry Wong based on a story written by Woo.
The film stars Chow Yun-fat, Tony Leung Chiu-wai, and Anthony Wong. It follows a police inspector whose investigation of a brutal Triad leader entangles him in the complex world of undercover policing.
worth a watch for sure