. SEC Classification : ใชภ้ายใน (Internal) FORM 56-1 One Report (Attached to Notification No. Tor Jor. 55/2563) Applicable to the Financial Year Ending 31 December 2021 onwards Annual Registration

(Internal)

Bualuang Securities Public Company Limited Between 1 September 2022 and 15 September 2024, Bualuang Securities Public Company Limited (“Bualuang Securities”) maintained an internal investment

information by unauthorized personnel [ii] internal control and [iii] risk management for undertaking precious metal derivatives brokerage including measure for controlling and monitoring performance of its

information by unauthorized personnel [ii] internal control and [iii] risk management for undertaking precious metal derivatives brokerage including measure for controlling and monitoring performance of its

internal control or the compliance and information management system, nor being in the process of amending thereof, unless granted an exemption from the SEC Office. (Details of the matters subject to

of interest and accessing inside information by unauthorized personnel [ii] internal control and [iii] risk management for undertaking precious metal derivatives brokerage including measure for

interest and accessing inside information by unauthorized personnel [ii] internal control and [iii] risk management for undertaking precious metal derivatives brokerage including measure for controlling and

interest and accessing inside information by unauthorized personnel [ii] internal control and [iii] risk management for undertaking precious metal derivatives brokerage including measure for controlling and

Chairman or a designee by the Chairman to finalize the relevant details of investment and documentation 2. The Board of Directors approved the organization restructure for the Company’s Brazil subsidiaries