On Itchy Fingers (1979), where he worked as an assistant producer, Chang met John Woo, whom he would develop a longtime friendship and business partnership with.

In a two year span, he helped promote films like Yes, Madam (1985), Legacy of Rage (1986), and Magnificent Warriors (1987) internationally.

[1][2] At the end of 1987, Chang joined Film Workshop as a general manager, where he would start to work closely with Woo.

Under this production company, Chang would produce multiple films by Woo, including Once a Thief (1991) and Hard Boiled (1992).

[3] Following the disbandment Lion Rock, Chang created the Hong Kong–based Mannix Pictures, a team which included talent agent Amanda Yang Xin in Beijing and Shanghai-based Lucida Entertainment.

On August 22, 2007, Fruit Chan announced that he will make a film on Bruce Lee's early years, specifically, the Chinese-language movie, Kowloon City.