His research interests include emulsions, biomicrofluidics, biomedical engineering and soft matter. Prof. Shum received HKU Outstanding Researcher Award in 2022, Rising Start Award by Ton Duc Thang University (Vietname), NSFC Excellent Young Scientist Fund in 2019, Young Scientists Award in Microsystems and Nanoengineering Summit 2019, Silver Medals in the 46th and 47th International Exhibition of Inventions (Geneva, Switzerland) in 2018 and 2019, IEEE Nanomed New Innovator 2018, HKU Outstanding Young Researcher Award 2016-17, HKU Research Output Prize 2017, the Early Career Award by the Research Grants Council of Hong Kong in 2012, Graduate Student Silver Award from the Materials Research Society in Spring 2010, Robert L. Wallace Prize Fellowship from Harvard School of Engineering and Applied Sciences in 2006-2007, as well as Notable mention in Art of Competition, Award for Overall Excellence in Chemical Engineering, Proctor & Gamble (P&G) Award for Outstanding Design Project, and Ticona Award for Outstanding Student Thesis from Princeton University in 2005. He was nominated by HK for the 2017 APEC Science Prize for Innovation, Research and Education (ASPIRE Prize).