Monthly Return of Equity Issuer on Movements in Securities for the Month Ended 31 July 2022

CHANGE OF ADDRESS OF HONG KONG BRANCH SHARE REGISTRAR AND TRANSFER OFFICE

Monthly Return of Equity Issuer on Movements in Securities for the Month Ended 30 June 2022

POLL RESULTS OF ANNUAL GENERAL MEETING HELD ON 21 JUNE 2022

Monthly Return of Equity Issuer on Movements in Securities for the Month Ended 31 May 2022

Monthly Return of Equity Issuer on Movements in Securities for the Month Ended 30 April 2022

FORM OF PROXY FOR USE AT THE ANNUAL GENERAL MEETING TO BE HELD ON TUESDAY, 21 JUNE 2022 ("MEETING")

NOTICE OF ANNUAL GENERAL MEETING

PROPOSALS FOR GENERAL MANDATES TO ISSUE AND REPURCHASE SHARES, RE-ELECTION OF RETIRING DIRECTORS AND NOTICE OF ANNUAL GENERAL MEETING

UPDATE ON LEGAL PROCEEDINGS AGAINST A SUBSIDIARY OF SUBSTANTIAL SHAREHOLDER

Monthly Return of Equity Issuer on Movements in Securities for the Month Ended 31 March 2022

POLL RESULTS OF EXTRAORDINARY GENERAL MEETING HELD ON 31 MARCH 2022

ANNOUNCEMENT OF ANNUAL RESULTS FOR THE YEAR ENDED DECEMBER 31, 2021

DATE OF BOARD MEETING

FORM OF PROXY FOR USE AT THE EXTRAORDINARY GENERAL MEETING TO BE HELD ON THURSDAY, 31 MARCH 2022 ("MEETING")