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Microsoft Word - GSC MD&A 2019_Q1 - Eng 10.05.2019.docx -Translation- ELCIDGSC004/2019 Date : 10 May 2019 Subject : Clarification on the changes of the first quarter of 2019 Operating Results more

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

, Samutprakarn 10280, Thailand Tel. 66 2323 1085..96 Fax. 66 2323 9283 (Translation) 14 May 2019 Subject: Management Discussion and Analysis (MD&A) of Q1/2019 To: Director and manager The Stock Exchange of

(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-007 14th May 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q1/2019 To : Director

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1 - TRANSLATION - KT/PB (Q-Con) 020/2019 August 7, 2019. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the second quarter ended 30 June 2019