A prominent Hong Kong film director and screenwriter, he began his career in the 1990s, quickly gaining recognition for his work in the action and martial arts genres. He is best known for directing the "Ip Man" film series, which showcased his ability to blend compelling storytelling with exhilarating fight choreography. His films often feature collaborations with renowned martial artists, including Donnie Yen. Over the years, he has become a key figure in revitalizing Hong Kong cinema.