Ref. PDI/BK-BS-036/2019 10th May 2019 Re: Management Discussion and Analysis (MD&A) For the three-month period ended March 31, 2019 To: President The Stock Exchange of Thailand PDI reassessed its

Thailand, targeting area’s in Energy, Eco and Materials. M&A targets in any other area, when encouraging, will be considered as well. Please be informed accordingly. Yours truly, -- Signature -- (Ms

เลขที่ 50/2544/……… - Translation - No. 51/2018/042 10 August 2018 Subject: Board Meeting Resolution on Connected Transaction To: The President, The Stock Exchange of Thailand Attachment: Information

.  Continue its quest for new projects with controllable risks and sustainable returns, in and beyond Thailand, targeting area’s in Energy, Eco and Materials. M&A targets in any other area, when encouraging

ถนนพระรำม9 แขวงพัฒนำกำร เขตสวนหลวง กรุงเทพฯ 10250 ส ำนักงำนใหญ ่ FIRETRADE ENGINEERING PUBLIC COMPANY LIMITED 1198/5 Rama 9 Road, Phatthanakan, Suanluang, Bangkok 10250 THAILAND Registration No

or social development in Thailand. Previously, the SEC Office issued the Notification regarding Exemption of Fees for Filing the Registration Statement for the aforesaid three types of debt

policy and goal of MDES is to reinforce the solid practices of personal data protection in Thailand since it is the cornerstone of digital economy development as well as cybersecurity strength. This

- 1 - AIT (VP-SEC) 005E/2019 February 13, 2020 Subject: Management's Discussion and Analysis of Operating Results for the year 2019 and Q4-2019 To: The President of the Stock Exchange of Thailand

quantity of the past 10 years. The weather forecast of the Department of Meteorology was expected that the total rainfall in the Eastern part of Thailand will be nearly average level during August

(Translation) Safari World Public Company Limited Bor Mor Jor 0107537000351 No.038/2018 May 25, 2018 Subject: Disclosure of related party transactions To: President The Stock Exchange of Thailand In