Office of the Securities and Exchange Commission No. SorKhor/Nor. 37/2550 Re: Relaxation on Calculation and Announcement of Net Asset Value of Mutual Funds Investing in Equity Instruments Issued by PTT

specific permission of PTT is strictly prohibited with Future Energy and Beyond Powering Life ทิศทางกลยุทธ์ของ ปตท. CONFIDENTIAL & PROPRIETARY Any use of this material without specific permission of PTT is

Exchange Commission No. SorKhor/Nor. 37/2550 Re: Relaxation on Calculation and Announcement of Net Asset Value of Mutual Funds Investing in Equity Instruments Issued by PTT Public Company Limited By virtue

the manner that is distinguishable without any suspicion, and there must be separate account for each client’s assets and segregated from the account of its own, which should be kept it accurate

distinguishable without any suspicion, and there must be separate account for each client’s assets and segregated from the account of its own, which should be kept it accurate, complete and up-to-date. Also, the

supporting declaration of identity and additional documents in case of reasonable suspicion concerning investor’s qualifications. Securities company shall revise investor’s information under the first

of the repurchase transaction. (b) segregating under self-safekeeping which shall be done in the manner that can clearly identify without suspicion that such amount of money belongs to the client; (2

of the repurchase transaction. (b) segregating under self-safekeeping which shall be done in the manner that can clearly identify without suspicion that such amount of money belongs to the client; (2

well as how the auditor response to identified risks, key matters detected throughout the auditing process, and suspicion related to unusual transactions that may be an indicator of fraudulent act; 6

หนังสือออกภายนอก (Thai) 1 หน้า (Translation) Ref. 10000400/ 245 /17 November 30, 2017 Subject Notification of connected transaction relating to assets or service for the purchase of land from PTT