Page 1 of 2 No. ACC1805/02 May 31, 2018 Subject: Explanation of Financial Performance for the Quarter 1/2018 ended March 31, 2018 To: President, The Stock Exchange of Thailand According to the

: BC.017/2018 May 11, 2018 Subject Interim Management’s Discussion and Analysis for the three months ended March 31, 2018 To The President The Stock Exchange of Thailand Management Discussion and

(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

-Translation- 1 -Translation- Ref. NCH 033/2018 May 14, 2018 Subject : Management’s Discussion and Analysis 1Q/2018 Attention : President The Stock Exchange of Thailand N.C. Housing Plc. (“the

Microsoft Word - MD&A 1Q2018-E R.doc Ref: CSO 024/2018 Date: 14th May 2018 Subject: Management Discussion and Analysis Quarter 1 Ending 31st March 2018 Attention: President The Stock Exchange of

1 / 2 IR.009/2018 14 May 2018 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

YONG THAI PUBLIC COMPANY LIMITED 633/14 Sathupradit Road, Yannawa, Bangkok 10120 Thailand Tel. (662) 2943364-8, Fax : (662) 2943373 YTC 16/2018 May 15, 2018 To : The President The Stock Exchange of

หนา้1/2 (Translation) Ref. JCKH 014/2561 May 15, 2018 Subject: Management Discussion and Analysis for the Quarter 1/2018 To: The President The Stock Exchange of Thailand CC: The Secretary General The

RC 33/18 16 May 2018 Subject: Notification of the Disposition of Investment Units of Jasmine Broadband Internet Infrastructure Fund To: President of the Stock Exchange of Thailand Jasmine Internat

RC 35/18 17 May 2018 Subject : Notificat ion of the Disposit ion of Investment Units of Jasmine Broadband Internet Infrastructure Fund To: President of the Stock Exchange of Thailand Jasmine Internat