of Thailand so permits by virtue of law, in conjunction with Clause 10, Clause 18(6) and Clause 19 of the Notification of the Securities and Exchange Commission No. KorNor. 30/2547 Re: Rules

. 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. ------------------------------- Notification

ทดสอบกระดาษหัวจดหมาย IRC 5 -Translation- 13 May 2019 Subject: Notification of a Related-Party Transaction To: Managing Director of the Stock Exchange of Thailand Please be informed that the Board of

BOD Resolution 4_2018 EN_Connected Transactions_ITTC_v2 -Translation- 11 May 2018 Subject: Notification of a Related-Party Transaction To: President and Managing Director The Stock Exchange of

ทดสอบกระดาษหัวจดหมาย IRC 5 -Translation- 11 May 2020 Subject: Notification of a Related-Party Transaction To: Managing Director of the Stock Exchange of Thailand Please be informed that the Board of

strictly for 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 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 Office of 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 Office of the

UNOFFICIAL TRANSLATION Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. The SEC, Thailand can neither undertake

Board No. TorChor 21/2008 re: Related Parties Transaction and the Notification of the Board of Governor of the Securities Exchange of Thailand re: Disclosure of Information and Other Acts of Listed