- Translation - 11 August 2017 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2017 Attention: The President of the Stock Exchange of Thailand Exotic

หนังสือแสดงการรับทราบความผิด 11 August 2017 Subject : Management Discussion and Analysis of Second quarter ended 30 June 2017 Attn. : Director and Manager The Stock Exchange of Thailand Encls. : A

Page 1 of 4 No. RJH – SET 12/2017 11 Aug 2017 Subject : Management Discussion and Analysis for the 2nd Quarter of 2017 ending on 30 June 2017 To : The President The Stock Exchange of Thailand

(Translation) UAC.CS/013/2017 August 15, 2017 Subject: Explanation of the operating results for the second quarter period ended June 30, 2017 To: President The Stock Exchange of Thailand Attachment

Microsoft Word - MDA_2017Q2_ENG_2003 Ref: CK-17-0000-AFD(AC)-L-0048 August 15, 2017 Subject: Clarification on Operating Result and Financial Position for the six-month ended June 30, 2017 Attention

ที่ - Translation - PorBor.061/2017 August 15, 2017 Subject: Clarification of operating results different from the same period last year more than 20% To: President The Stock Exchange of Thailand

AIM 1 Ref.: EFORL 030/2017 August 15, 2017 Subject: Management Discussion and Analysis for the second quarter of 2017 (Q2/2017) and for six month periods ended June 30, 2017 (H1/2017) To President

Microsoft Word - MD&A 2Q17 EN August 15, 2017 To President, The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

20230 Tel: 038-345-950, Fax: 038-345-693 GJS Quality Steel by Quality People No. GJS/ELCID-25/2560 September 25, 2017 Subject: Reports on Connected Transaction (the extend period for granted financial

No. GST/ELCID-21/2560 September 25, 2017 Subject: Reports on Connected Transaction (receiving financial assistance) (Additional) To: The President The Stock Exchange of Thailand The Board of Directors