Prof. Stephen Cheung is a visiting professor at the Department of Physics, The University of Hong Kong. Educated in the United States, he worked as a researcher in a space program at Stanford University after graduation and later joined a medical device company in Silicon Valley. He has held senior positions in companies in the US and Hong Kong. He holds several X-ray patents and a book on microwave technology.

Linda is a third-generation managing director of Wing Cheung Jewellery & Jade Co. The jadeite business was started by her grandmother over 70 years ago, specializes in procurement, processing, distribution and retailing of Myanmarese natural jadeite. In 2020, the second year of Linda’s involvement in the family business, Linda founded Royan Jade, a new jadeite jewellery brand with a more modern, contemporary concept.