No. CAZ 002/2019 26 February 2019 Subject: Management Discussion and Analysis Year ended 31 December 2018 Attention: The President The Stock Exchange of Thailand CAZ (Thailand) Public Company Limited

Management Discussion and Analysis for Interim Business Operations Financial Performance for the year ended December 31 , 2018 (Unit : M ill ion Baht) 2018 2017 Inc./(Dec.) % Construction income

SAAM Energy Development Public Company Limited - 1 - 10 May 2019 Subject: Management Discussion and Analysis for the period ended 31 March 2019 To: The President The Stock Exchange of Thailand SAAM

Zen Corporation Group Public Company Limited 782/1 Soi Onnuch 17, Suanluang, Bangkok 10250 THAILAND. Tel: 02-0195000 13 May 2019 No. ZEN 2562-018 Subject Management Discussion and Analysis for 3

May 13th, 2019 Subject Management Discussion and Analysis for the three months period ended March 31, 2019 To The President The Stock Exchange of Thailand Day Dream Public Company Limited (the

SAAM Energy Development Public Company Limited - 1 - 9 August 2019 Subject: Management Discussion and Analysis for the period ended 30 June 2019 To: The President The Stock Exchange of Thailand SAAM

our investments, as well as improvements in surplus cash management where we have invested surplus cash in money market products giving a better yield. Cost of Services While our revenue has grown 7.7

returns from our investments, as well as improvements in surplus cash management where we have invested surplus cash in money market products giving a better yield. Cost of Services While our revenue has

May 14, 2018 Subject Management Discussion and Analysis for the three months period ended March 31, 2018 To The President The Stock Exchange of Thailand Day Dream Public Company Limited (the “Company

THB from Q2/2017. The income from sales, income from rental and service fee and income from management fee increase 11.53%, 10.56% and 16.85% respectively. The sales promotion costs (excluding ownership