Stoma Stoma (2020) Runtime:107 minutes Director:Kit Hung Countries:Hong Kong, Switzerland Actors: Derek Tsang Yiu-Sing Lam Stefan Kollmuss Sing Lam Wai-Man Chan Genre:Drama Writer: Julian Chi-Chiu Lee (original screenplay) (as Julian Lee) Production companies: Kalliopeia Productions Xtreme Pictures Also known as: The Sons of Happiness Synapses
