Since graduating from the Hong Kong Academy for Performing Arts, Tsim has 10 years of film and TV experience. He has shot around 20 corporate videos and directed music videos for a number of artists, including Alan Tam, Hins Cheung and Alfred Hui. He has participated in numerous TVB live broadcast variety shows, such as TVB Anniversary Gala, Tung Wah Charity Show and Eason Chan’s Concert NOW. He also directed the TV commercial Surname Sex for Mother’s Choice. Tsim’s independent short films have been shown at the Hong Kong International Film Festival, Clermont-Ferrand Short Film Festival (France) and awarded at other international film festivals. In 2009, Tsim established Day for Night Workshop Ltd., which mainly produces corporate videos and music videos.