The Board of China Tianrui Group Cement Company Limited announced that Ms. Ng Ching Mei (``Ms. Ng'') resigned as the joint company secretary and has ceased to act as an authorised representative of the Company with effect from April 1, 2022. The Board further announced that Mr. Chen Kun (``Mr. Chen'') has been appointed as the joint company secretary and Authorised Representative of the Company with effect from April 1, 2022. Mr. Chen is a practicing solicitor in Hong Kong and was admitted in November 2011.