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

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

collected or processed pursuant to an authorization of such person or any place where documents, evidence or property of the special purpose juristic person are stored, during the hours between sunrise and

remaining of ongoing projects from backlog of 2017 which main income such as PTT TANK project, PTT LNG Cold Water project, and PTT Wangnoi Compressor Station project (PTT WCS). The proportion of revenue

purpose juristic person are stored, during the hours between sunrise and sunset or during the working hours of such places, in order to examine the operations, property and liabilities of the special

where documents, evidence or property of the special purpose juristic person are stored, during the hours between sunrise and sunset or during the working hours of such places, in order to examine the

Disclosure of Information and other acts of Listed Companies. 2) Resolved the transfer of Piperack ownership to PTT Global Chemical Public Company Limited, who is a related person of Vinythai, having its value

during the hours between sunrise and sunset or during the business hours of such places in order to examine the operating of trust business, including collecting the relevant documents, evidence or