1 Ref: AC.031/2017 15 August 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.042/2017 14 November 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.028/2018 13 November 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

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

Management Discussion and Analysis, Q1/2019 Page 1/4 JMT Network Services Public Company Limited - Translation - Ref: IR62/007 9 May 2019 Subject: Management Discussion and Analysis, 1st Quarter

ที่ กบร No. Kor Bor Ror. 012/2019 October 22, 2019 President The Stock Exchange of Thailand Re : Increasing budget for hiring connected party for sales management and system development Ref

from Utilities Business consists of Excessive Charge for additional Utilities demand and Service Fees for Wastewater Management. 3 Gross Profit from Operation excludes Other Income from Utilities

with the Company, major shareholders, and management of the Company 3) The General Characteristic of the Transaction, Total Value of the Consideration, and Details of the Acquisition of Assets 3.1

implementation of appropriate risk management and resource allocation by their board of directors and executives that is practical and meets the standards established by an international organization concerning

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