Tsang is Professor of Inorganic Chemistry and Head of Wolfson Catalysis Laboratory at the University of Oxford. His research interests include green hydrogen and ammonia, CO2 conversions, heterogeneous catalysis and cleaner energy provisions, and single-atom and nanoparticle catalysts and characterisation.

A highly-cited researcher with over 400 publications, Tsang is also the winner of numerous awards, including the Royal Society Green Chemistry Award and the IChemE Award on iAc innovation in catalysis.