SAAM Energy Development Public Company Limited - 1 - 4 January 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2017 To: The President of the Stock Exchange of Thailand

14 November 2019 Subject Management Discussion and Analysis for the nine months period ended Sep 30, 2019 To The President The Stock Exchange of Thailand Day Dream Public Company Limited (the

13 February 2020 Subject Management Discussion and Analysis for the three months ended March 31, 2020 To The President The Stock Exchange of Thailand Do Day Dream Public Company Limited (the “Company

1 Zen Corporation Group Public Company Limited 662 Soi Onnuch 17, Suanluang, Bangkok 10250 THAILAND. Tel: 02-0195000 11 November 2019 No. ZEN 2562-023 Subject Management Discussion and Analysis for

-month period, the net profit increased by Baht 6.28 million or 2.56 percent. Details of the changes or impacts are described in the Management Discussion and Analysis (MD&A) as attached herewith. Please

described in the Management Discussion and Analysis (MD&A) as attached herewith. Please be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr

E_1 Legal_FA_2015_12_29-c A FFeeCCoorrppLL44..11hhiigg A Executive Summary Management Discussion and Analysis For the Quarter Ended September 30, 2017 The Thai economy maintained steady growth in the

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