Annual General Meeting of Shareholders 2025 Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2025 Annual General Meeting of Shareholders.

Annual General Meeting of Shareholders 2024 Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2024 Annual General Meeting of Shareholders.

Annual General Meeting of Shareholders 2023 Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2023 Annual General Meeting of Shareholders. Invitation to the 2023 Annual General Meeting of Shareholders Minutes of the 2023 Annual General Meeting of Shareholders Extraordinary General Meeting of Shareholders No. 1/2023 Invitation to the Extraordinary General Meeting of Shareholders No. 1/2023 Minutes of the Extraordinary General Meeting of Shareholders No. 1/2023 Extraordinary General Meeting of Shareholders No. 2/2023 Invitation to the Extraordinary General Meeting of Shareholders No. 2/2023

Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2022 Annual General Meeting of Shareholders. Invitation to the 2022 Annual General Meeting of Shareholders. Minutes of the 2022 Annual General Meeting of Shareholders.

Invitation to the 2021 Annual General Meeting of Shareholders. Minutes of the 2021 Annual General Meeting of Shareholders.

Annual General Meeting of Shareholders 2020 Invitation to the 2020 Annual General Meeting of Shareholders. Minutes of the 2020 Annual General Meeting of Shareholders. Extraordinary General Meeting of Shareholders No. 1/2020 Invitation to the Extraordinary General Meeting of Shareholders No. 1/2020. Minutes of the Extraordinary General Meeting of Shareholders No. 1/2020.

The Annual General Meeting of Shareholders for the Year 2025 via Electronic Means (E-AGM) (Publish date: 1 April 2025) Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2025 Annual General Meeting of Shareholders. Invitation to the 2025 Annual General Meeting of Shareholders Enclosure 1: 2024 Annual Report (Form 56-1 One Report) in QR code format Enclosure 2: Profiles of nominated candidates to be elected as Directors Enclosure 3: Profiles of nominated auditors for the year 2025 Enclosure 4: Profiles of independent directors for appointment as Proxy of the shareholders Enclosure 5: Proxy Forms – Form A, Form B (recommended) , and Form C Enclosure 6: Company’s Articles of Association in relation to the shareholders’ meeting Enclosure 7: Information Memorandum Re: Entering into the acquisition of asset transaction of the purchase of shares in Boonthavorn Mining Co., Ltd. Enclosure 8: Acceptance for the invitation of online meeting Enclosure 9: Procedures for attending the 2025 AGM (e-Meeting), document required and proxy granting Enclosure 10: Privacy Notice for 2025 AGM of Shareholders

Annual General Meeting of Shareholders 2024 Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2024 Annual General Meeting of Shareholders. Invitation to the 2024 Annual General Meeting of Shareholders Minutes of the 2024 Annual General Meeting of Shareholders

Annual General Meeting of Shareholders 2023 Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2023 Annual General Meeting of Shareholders. Invitation to the 2023 Annual General Meeting of Shareholders Minutes of the 2023 Annual General Meeting of Shareholders Extraordinary General Meeting of Shareholders No. 1/2023 Invitation to the Extraordinary General Meeting of Shareholders No. 1/2023 Minutes of the Extraordinary General Meeting of Shareholders No. 1/2023 Extraordinary General Meeting of Shareholders No. 2/2023 Invitation to the Extraordinary General Meeting of Shareholders No. 2/2023

Invite shareholders to propose meeting agendas and nominate individuals to be directors in advance for the 2022 Annual General Meeting of Shareholders. Invitation to the 2022 Annual General Meeting of Shareholders. Minutes of the 2022 Annual General Meeting of Shareholders.

Invitation to the 2021 Annual General Meeting of Shareholders. Minutes of the 2021 Annual General Meeting of Shareholders.

Annual General Meeting of Shareholders 2020 Invitation to the 2020 Annual General Meeting of Shareholders. Minutes of the 2020 Annual General Meeting of Shareholders. Extraordinary General Meeting of Shareholders No. 1/2020 Invitation to the Extraordinary General Meeting of Shareholders No. 1/2020. Minutes of the Extraordinary General Meeting of Shareholders No. 1/2020.

Financial Statement Year 2024 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 3 Year 2024 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 2 Year 2024 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 1 Year 2024 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis

Financial Statement Year 2023 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 3 Year 2023 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 2 Year 2023 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial Statement Quarter 1 Year 2023 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis

Financial Statement Year 2022 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial statements for the 3rd quarter of 2022 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial statements for the 2nd quarter of 2022 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis Financial statements for the 1st quarter of 2022 Report of the Auditor Financial Statement Note to Financial Statement Management Discussion and Analysis