TT graduated from the Chinese University of Hong Kong in 1992 with a B.Sc. degree in Computer Science. He obtained his M.Phil. and Ph.D. degrees in Computer Science from the same university in 1994 and 1998 respectively. From August 1998 to August 1999, he was a visiting assistant professor in the Computer Science Department of Hong Kong University of Science & Technology. From August 1999 to June 2024, he was a professor in the Computer Science & Engineering Department of the Chinese University of Hong Kong. Since July 2024, he joined the Department of Data Science & Artificial Intelligence, Monash University as a professor. He received the IEEE Transactions on Multimedia Prize Paper Award 2005 and the Young Researcher Award 2004.

He is the member of ACM (Senior Member), ACM SIGGRAPH, IEEE, and HKIE (Fellow). He is the Associate Editor of IEEE Transactions on Visualization & Computer Graphics, Computer Graphics Forum, and Computational Visual Media. He has actively involved (as Program Co-chair, Program Committee and Organizing Committee) in several international conferences, including SIGGRAPH (2019, 2020, 2024), SIGGRAPH Asia (2009, 2010, 2012, 2013, 2018), Eurographics (2007, 2008, 2009, 2011, 2019, 2024), Pacific Graphics (2000-2005, 2007-2019, 2021), i3D (2010-2013), IEEE Virtual Reality (2011), ICCV (2009), Computer Graphics International (2004, 2006, 2012-2024), CVM (2012, 2013, 2015-2023), CAD/Graphics and Chinagraph, etc. Besides, he was also active in transferring graphics technologies to games industry, including writing articles in books for game developers (Graphics Gems V, Graphics Programming Methods, Shader X3, ShaderX4, ShaderX5, ShaderX6, and ShaderX7).

His main research interests include generative AI, computer graphics, computer vision, computational manga, image-based rendering, GPU techniques, medical visualization, and multimedia compression.