Page 1 of 5 August 14, 2018 Subject : Operating Result Quarter 2 Ending June 30, 2018 To : The President The Stock Exchange of Thailand WICE Logistics Public Company Limited would like to clarify the

14 November 2019 Subject: Management Discussion and Analysis for the 9-Month Period Ended September 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

period ended June 30, 2020 To: Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter 2/2020 of WIIK Public Company Limited

ที่ บช NO. AC.03/2020 14 August 2020 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

ที่ บช NO. AC. 02/2020 14 May 2020 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development Plc

-9320 1 Ref: PCL 2020/018 November 14, 2020 Subject: Management Discussion and Analysis for the 9-month period ended 30 September 2020 To: The President of the Stock Exchange of Thailand Panjawattana

No. ADD 11/2023 11 May 2023 Subject: Management discussion and analysis for the performance for the three-month period ended 31 March 2023 To: President The Stock Exchange of Thailand AddTech Hub

No. ADD 3/2024 22 February 2024 Subject: Management discussion and analysis for the performance for the year ended 31 December 2023 To: President The Stock Exchange of Thailand AddTech Hub Public

Ref.No.IVL006/05/2018 14 th May 2018 President The Stock Exchange of Thailand Subject: Acquisition of Equity stake in Avgol Industries 1953 Ltd., Israel The Board of Directors’ Meeting No. 3/2018 of Indorama

SAAM Energy Development Public Company Limited - 1 - 12 May 2020 Subject: Management Discussion and Analysis for the period ended 31 March 2020 To: The President The Stock Exchange of Thailand SAAM