Wong Wai Keung Frederick was appointed as an independent non-executive Director on 24 February 2023. Mr. Wong is a member of Audit Committee, Remuneration Committee and Nomination Committee. Mr. Wong is a fellow member of the Hong Kong Institute of Certified Public Accountants and the Institute of Chartered Accountants in England and Wales. Mr. Wong received a master degree in electronic commerce from Edith Cowan University in Western Australia in February 2002. Mr. Wong has over 40 years of experience in accounting, finance, audit, tax and corporate finance, and has worked at an international certified public accountant firm and listed companies in the United Kingdom, New Zealand, Hong Kong and Thailand. Since December 2015, Mr. Wong has been serving as an independent non-executive director of Perfect Group International Holdings Limited (3326.HK), which is listed on the Main Board of the Stock Exchange; an independent non-executive director of Wah Sun Handbags International Holdings Limited (2683.HK), the shares of which are listed on the Main Board of the Stock Exchange since January 2018. Mr. Wong is an executive director of CF Energy Corp., the shares of which are listed on the TSX Venture Exchange (stock code: CFY) since February 2019.