Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 28 February 2025

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2025

Anouncements and Notices - [Profit Warning / Inside Information] - Profit Warning

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 December 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 November 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 October 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 September 2024

Financial Statements/ESG Information - [Interim/Half-Year Report] - Interim Report 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 August 2024

Announcements and Notices - [Dividend or Distribution (Announcement Form)] - Interim Dividend for the six months ended 30 June 2024

Announcements and Notices - [Interim Results / Dividend or Distribution / Closure of Books or Change of Book Closure Period] - Interim Results Announcement for the six months ended 30 June 2024

Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 July 2024

Announcements and Notices - [Profit Warning / Inside Information] - Profit Warning

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2024

Announcements and Notices - [Results of AGM] - Poll Results of the Annual General Meeting held on Friday, 7 June 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 May 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2024

Proxy Form for the Annual General Meeting

Circular - (1) Proposals for General Mandates to Issue and Repurchase Shares; (2) Re-Election of Directors; (3) Proposed Final Dividend; and (4) Notice of Annual General Meeting

Financial Statements/ESG Information - [Environmental, Social and Governance Information/Report] - Environmental, Social and Governance Report 2023

Financial Statements/ESG Information - [Annual Report] - Annual Report 2023

Notice of Annual General Meeting

Circulars - [Other] - Letter to Non-registered Shareholders - Arrangement of Electronic Dissemination of Corporate Communications

Circulars - [Other] - Letter to Registered Shareholders - Arrangement of Electronic Dissemination of Corporate Communications

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 March 2024

Announcements and Notices - [Other - Miscellaneous] - Voluntary Announcement -Amendments to the 2021 Share Award Plan and the 2022 Share Award Plan

Announcements and Notices - [Dividend or Distribution (Announcement Form)] - Final Dividend for the year ended 31 December 2023

Announcements and Notices - [Final Results / Dividend or Distribution / Closure of Books or Change of Book Closure Period] - Annual Results Announcement for the year ended 31 December 2023

Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 29 February 2024

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2024

Announcements and Notices - [Profit Warning / Inside Information] - Profit Warning

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 December 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 November 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 October 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 September 2023

Circulars - [Other] Letter to Non-registered Holders - Notification of Publication of 2023 Interim Report

Circulars - [Other] Letter to Registered Shareholders - Notification of Publication of 2023 Interim Report

Financial Statements/ESG Information - [Interim/Half-Year Report] Interim Report 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 August 2023

Announcements and Notices - [Interim Results] - Interim Results Announcement for the six months ended 30 June 2023

Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 July 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2023

Constitutional Documents - Second Amended and Restated Memorandum and Articles of Association

Announcements and Notices - [List of Directors and their Role and Function] - List of Directors and Their Roles and Functions

Poll Results of the Annual General Meeting held on Friday, 16 June 2023, Retirement of Non-Executive Director and Change in Composition of the Audit Committee

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 May 2023

Announcements and Notices - [Continuing Connected Transaction] - Continuing Connected Transactions: Renewal of Master Purchase Framework Agreement

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2023

Notification Letter to Non-registered Holders - Notification of Publication of 2022 Annual Report, Circular and Notice dated 28 April 2023 for Annual General Meeting and Environment, Social and Governance Report 2022

Notification Letter to Registered Shareholders - Notification of Publication of 2022 Annual Report, Circular and Notice dated 28 April 2023 and Proxy Form for Annual General Meeting and Environment, Social and Governance Report 2022

Proxy Form for the Annual General Meeting

Notice of Annual General Meeting

Circular - (1) Proposals for General Mandates to Issue and Repurchase Shares; (2) Re-Election of Directors; (3) Proposed Final Dividend; (4) Proposed Adoption of Second Amended and Restated Memorandum and Articles of Association; and (5) Notice of Annual General Meeting

Financial Statements/ESG Information - [Environmental, Social and Governance Information/Report] - Environmental, Social and Governance Report 2022

Financial Statements/ESG Information - [Annual Report] - Annual Report 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 March 2023

Announcements and Notices - [Terms of Reference of the Audit Committee] - Terms of Reference of the Audit Committee

Announcements and Notices - [Amendment of Constitutional Documents] - Proposed Adoption of Second Amended and Restated Memorandum and Articles of Association

Announcements and Notices - [Dividend or Distribution (Announcement Form)] - Final Dividend for the year ended 31 December 2022

Announcements and Notices - [Final Results / Dividend or Distribution / Closure of Books or Change of Book Closure Period] - Annual Results Announcement for the year ended 31 December 2022

Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 28 February 2023

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2023

Announcements and Notices - [Terms of Reference of the Remuneration Committee] - Terms of Reference of the Remuneration Committee

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 December 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 November 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 October 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 September 2022

Circulars - [Other] Letter to Non-registered Holders - Notification of Publication of 2022 Interim Report

Circulars - [Other] Letter to Registered Shareholders - Notification of Publication of 2022 Interim Report

Financial Statements/ESG Information - [Interim/Half-Year Report] Interim Report 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 August 2022

Announcements and Notices - [Interim Results] - Interim Results Announcement for the six months ended 30 June 2022

Announcements and Notices - [Date of Board Meeting] - Notice of Board Meeting

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 July 2022

Announcements and Notices - [Profit Warning / Inside Information] - PROFIT WARNING

Announcements and Notices - [Other - Business Update] - VOLUNTARY ANNOUNCEMENT - COMPLETION AND COMMISSIONING CEREMONY OF NEW PRODUCTION FACILITIES IN CHONGQING PRODUCTION BASE

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2022

Announcements and Notices - [Other - Miscellaneous] - COMPANY INFORMATION SHEET

Announcements and Notices - [Results of AGM] - POLL RESULTS OF THE ANNUAL GENERAL MEETING HELD ON FRIDAY, 24 JUNE 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 May 2022

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2022

(Revised) Notice of Annual General Meeting

Notification Letter to Non-registered Holders - Notification of Publication of 2021 Annual Report, Circular and Notice dated 29 April 2021 and Proxy Form for Annual General Meeting

Notification Letter to Registered Shareholders - Notification of Publication of 2021 Annual Report, Circular and Notice dated 29 April 2022 and Proxy Form for Annual General Meeting

Proxy Form for the Annual General Meeting

Notice of Annual General Meeting

Circular – (1) Proposals for general mandates to issue and repurchase shares; (2) Re-election of directors; (3) Proposed final dividend; and (4) Notice of annual general meeting

ENVIRONMENTAL, SOCIAL AND GOVERNANCE REPORT 2021

ANNUAL REPORT 2021

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 March 2022

Announcements and Notices - [Other - Miscellaneous] - ADOPTION OF 2022 SHARE AWARD PLAN

Announcements and Notices - [Dividend or Distribution (Announcement Form)] - Final Dividend for the Year Ended 31 December 2021

Announcements and Notices - [Final Results / Dividend or Distribution / Closure of Books or Change of Book Closure Period]– ANNUAL RESULTS ANNOUNCEMENT FOR THE YEAR ENDED 31 DECEMBER 2021

Announcements and Notices - [Date of Board Meeting]

Next Day Disclosure Returns [Others] – Next Day Disclosure Return

Monthly Returns – Monthly Return of Equity Issuer on Movements in Securities for the month ended 28 February 2022

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2022

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 December 2021

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 November 2021

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 October 2021

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 September 2021

Letter to Non-registered Shareholders - Notification of Publication of 2021 Interim Report

Letter to Registered Shareholders - Notification of Publication of 2021 Interim Report

Interim Report 2021

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 August 2021

Announcements and Notices - [Interim Results] – Interim results announcement for the six months ended 30 June 2021

Announcements and Notices - [Miscellaneous - Other – Business Update] – Voluntary announcement – Execution of the Strategic Cooperation Agreement

Announcements and Notices - [Date of Board Meeting] – Notice of Board Meeting

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 July 2021

Announcements and Notices - [Other - Miscellaneous] – Voluntary Announcement – Share purchase pursuant to the Share Award Plan

Announcements and Notices - [Profit Warning / Inside Information] - Profit Warning

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 June 2021

Announcements and Notices - [Results of AGM]

Announcements and Notices - [Other - Miscellaneous]: Adoption of Share Award Plan

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 May 2021

Financial Statements/ESG Information - 2020 Environmental, Social and Governance Report

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 30 April 2021

Notification Letter to Non-registered Holders - Notification of Publication of 2020 Annual Report, Circular and Notice dated 30 April 2021 and Proxy Form for Annual General Meeting

Reply Form

Letter to Shareholders - Election of Means of Receipt and Language of Corporate Communications

Election of Means of Receipt and Language of Corporate Communications

Proxy Form

Notice of Annual General Meeting

Circular – (1) Proposals for General Mandates to Issue and Repurchase Shares; (2) Re-election of Directors; (3) Proposed Final Dividend; and (4) Notice of Annual General Meeting

Annual Report 2020

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 March 2021

Announcements and Notices – [Final Results / Dividend or Distribution / Closure of Books or Change of Book Closure Period] – Preliminary Annual Results Announcement for the Year Ended 31 December 2020

Announcements and Notices – [Other – Miscellaneous] – Inclusion of the Company as an Eligible Stock of the Shanghai-Hong Kong Stock Connect and the Shenzhen-Hong Kong Stock Connect

Announcements and Notices - [Date of Board Meeting]

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 28 February 2021

Announcements and Notices – [Other – Miscellaneous] – Inclusion of the Company as Constituent Stock of Hang Seng Composite Index Series

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 January 2021

Next Day Disclosure Returns - [Others] - Next Day Disclosure Return

Announcements and Notices - [Other - Miscellaneous] – Stabilising Actions and End of Stabilisation Period

Announcements and Notices - [Other - Miscellaneous] – Full Exercise of the Over-allotment Option

Monthly Returns - Monthly Return of Equity Issuer on Movements in Securities for the month ended 31 December 2020

Procedures for shareholders to propose a person for election as director of the Company

Constitutional Documents

Announcements and Notices - [Terms of Reference of the Nomination Committee]

Announcements and Notices - [Terms of Reference of the Remuneration Committee]

Announcements and Notices - [Terms of Reference of the Audit Committee]

Announcements and Notices - [List of Directors and their Role and Function]

Announcements and Notices - [Allotment Results]

Listing Document-Yellow Application Form

Listing Document-White Application Form

Listing Document-Green Application Form

Listing Document-Global Offering

Announcements and Notices - Global Offering Formal Notice