Koon Sang Jong is Chief Executive Officer at Refractory Metals Mining Co. Ltd. Mr. Jong is also on the board of Easyknit International Holdings Ltd. and East Rise Corp. Ltd. and Director & Member at The Association of International Accountants, Member of Chartered Management Institute, Member of Hong Kong Institute of Certified Public Accountants and Member of Taxation Institute of Hong Kong.

Mr. Jong previously held the position of President at Hong Kong International Accounting Association, President at Association of International Accountants (Hong Kong) and Vice President of Accounting Students' Society.