Her research interests include ultra-precision machining, advanced optics manufacturing technology, ultra-precision machining of micro/nano-structure and effect on materials. She has published 3 research books, more than 250 international SCI referred journal papers and over 150 international conference papers, as well as obtained more than 20 patents in China and USA. She has secured more than 20 external projects as Principal Investigator (PI)/ Project Coordinator (PC) and successfully obtained over HK$55 million of research grants.