Wong Hok Bun Mario

Mr. Wong joined the Company in August 2018 and has being acting as, among others, one of the joint company secretaries of the Company since 5 September 2018. Mr. Wong holds a Bachelor of Economics and Finance from The University of Hong Kong and is a fellow member of the Hong Kong Institute of Certified Public Accountants (FCPA). He is a CFA charterholder and a member of The

Australasian Institute of Mining and Metallurgy (MAusIMM). He has over 16 years of experience in auditing, accounting, financial management and corporate finance. Mr. Wong is currently an independent non-executive director of Good Resources Holdings Limited (Stock Code: 109). Mr. Wong was previously an executive director, chief financial officer, authorized representative (for the

period from 31 December 2015 to 12 August 2018) and company secretary (for the period from 14 July 2015 to 12 August 2018) of Theme International Holdings Limited (Stock Code: 990).