accountability in accordance with the professional code of ethics, auditing standards, and other additional regulations prescribed by the law governing securities and exchange. Yours sincerely, Signature
Audit Firm Name: Subject : Leadership Responsibility Prepared by Date LEADERSHIP RESPONSABILITIES FOR QUALITY WITHIN THE FIRM Particulars Reference / Guidance Notes Description 1 Who is the ultimate
holding securities for investment by the securities company itself; (3) Bearing a responsibility for the clearing and settlement for securities. (As amended by Section 5 of the Securities and Exchange Act
reference. The SEC, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ------------------------------- The Securities
strictly for reference. The SEC, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss of damages arising from or related to its use. Securities and Exchange
reference. The SEC, Thailand can neither undertake any responsibility for its accuracy nor be held liable for any loss or damages arising from or related to its use. PAGE (Translation) 2 _____________
any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ------------------------------- Notification of the Office of the Securities and
original Thai text has legal force and that this English translation is strictly for reference. The SEC, Thailand can neither undertake any responsibility for its accuracy nor be held liable for any loss or
responsibility for its accuracy, nor be held liable for any loss of damages arising from or related to its use. The Securities and Exchange Commission Notification of the Securities and Exchange Commission No
responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification of the Securities and Exchange Commission No. SorThor. 8/2548 Re