’ operating results for the year ended December 31st 2017 EBITDA Structure of the Company and its subsidiaries Q4/2016 Q3/2017 Q4/2017 YoY QoQ FY2016 FY2017 YoY Total Revenue 40,481 39,009 46,306 14% 19

30-E 1/1 RC 030/18 10 May 2018 Subject : Report on the Company’s operating results for the first quarter of the year 2018 Attention : President of the Stock Exchange of Thailand The Board of

(Translation) UAC.CS/002/2018 February 20, 2018 Subject: Explanation of the operating results for the year period ended December 31, 2017 To: President The Stock Exchange of Thailand Attachment

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment

1/2 RC 57/18 6 November 2018 Subject : Report on the Company’s operating results for the third quart er of the year 2018 Attention : President of the Stock Exchange of Thailand The Board of Directors

-AC61/022 November 7, 2018 Subject : Management discussion and analysis of the operating results for the third quarter of 2018, ending September 30, 2018 To : The President of the Stock Exchange of

Microsoft Word - CS 2563-010 Q2 to SET (T_E) [ TRANSLATION ] Our Ref. JTS/CS-010/2563 August 13, 2020 Subject : Report on the Company’s operating results for the second quarter of the year 2020 To

19 เมษายน 2539 (TRANSLATION) Tor. For. 11 /2020 August 13, 2020 Subject : Submission of the Financial Statements for Q2/2020 and clarification on the Company’s Operating Results. To : President of

regulations to remain only those necessary and consistent with current situations. These efforts aim to strengthen business sectors’ competitiveness, and reduce operating costs of private sectors and burdens

Supervisory Board TorThor. 12/2555 Rules, Conditions and Procedures for Operational Control in Underwriting of Securities (No. 2) http://capital.sec.or.th/webapp/nrs/nrs_main_search_en.php?chkPost=1&chkNo=1