Association football | association football | Hong Kong | film | Forward (association football) | drama film | silent film | Goalkeeper (association football) | Defender (association football) | film director | National Basketball Association | Sundance Film Festival | short film | American Association for the Advancement of Science | Association of Tennis Professionals | horror film | Film director | Documentary film | American Library Association | Cannes Film Festival | World Boxing Association | National Collegiate Athletic Association | American Association | American Heart Association | Academy Award for Best Foreign Language Film | musical film | film adaptation | independent film | National Association of Intercollegiate Athletics | action film |
He is the founder of Green Power (綠色力量), Green Garden Organic Farm (綠田園有機農場) and the Hong Kong Film Directors Association (香港電影導演會) among other organizations, and is currently on the international board of directors of Greenpeace.