The board of directors of CHK Oil Limited announced that, with effect from 26 July 2022 Ms. Liu Xiao Ting (Ms. Liu) has resigned as the company secretary of the Company and Mr. Hang Chu Kwong (Mr. Hang) will be appointed as the company secretary of the Company of the Company. Mr. Hang, aged 50, obtained a bachelor degree in Accountancy from The Hong Kong
Polytechnic University. He is a fellow member of The Association of Chartered Certified
Accountants and an associate member of Hong Kong Institute of Certified Public Accountants.
Prior to joining the Company, Mr. Hang has worked as an external auditor in an international
accounting firm and served as senior financial positions and company secretary in several
companies listed on the Main Board of The Stock Exchange of Hong Kong Limited. Mr. Hang has accumulated solid experience in financial accounting, auditing,
taxation, financial control, corporate finance and company secretarial functions. Ms. Liu will cease to be the authorised representative of the Company and Mr. Hang will be appointed as the Authorised Representative for the purposes of the Listing Rules and the
Companies Ordinance, with effect from 26 July 2022.