Wong studied in the Department of Journalism and Mass Communication at Hong Kong Shue Yan University.[12] He worked professionally as a filmmaker in broadcast and independent production for several years before deciding to further his career by studying filmmaking in UK. He studied at London Film Academy in London.[12] After he finished his filmmaking course, he started making scripted short films including Wish, Valediction, Variable and the Decisive Moment[7]. Variable won the Excellence Award at 30th JVC Tokyo Video Festival[13][14] and received Special Mention at the 13th Hong Kong Independent Short Film and Video Awards.[12][14] His most successful short film is Decisive Moment which won Best Cinematography award at Fresh Wave 2010,[12][15] which led him to be picked by Johnnie To as one of the three directors of Trivisa.[16]