(For consistency, the abbreviations and definitions used throughout this announcement shall have the same meanings as those previously defined in the announcement dated 23 March 2021 in relation to the ESOS, where applicable, unless stated otherwise or defined herein.)

Reference is made to the earlier announcements in relation to the ESOS dated 23 March 2021, 28 May 2021 and 22 June 2021.

On behalf of the Board, Mercury Securities wishes to announce that the effective date for the implementation of the ESOS is 16 December 2021, being the date on which the Company is in full compliance with all relevant requirements including Paragraph 6.43(1) of the Listing Requirements.

This announcement is dated 16 December 2021.