Limited Ref: IR61/012 11 May 2018 Subject: Management Discussion and Analysis Quarter 1/2018 Ending 31 Mar 2018 To: President The Stock Exchange of Thailand Overview and factors affecting the future

Microsoft Word - ACE MDA Q1 22 - EN - Final 1 No. ACE-ACC-2/2022 11 May 2022 Subject Management Discussion and Analysis for the period ended 31 March 2022 To President The Stock Exchange of Thailand

-1- AIT (VP-SEC) 022E/2022 August 11, 2022 Subject: Management's Discussion and Analysis of Operating Results for Q2-2022 To: The President of the Stock Exchange of Thailand Summary of Operations Q1

No. ADD 25/2022 9 August 2022 Subject: Management discussion and analysis for the performance for the six-month period ended 30 June 2022 To: President The Stock Exchange of Thailand AddTech Hub

-1- AIT (VP-SEC) 028E/2022 November 10, 2022 Subject: Management's Discussion and Analysis of Operating Results for Q3-2022 To: The President of the Stock Exchange of Thailand Summary of Operations

-1- AIT (VP-SEC) 014E/2023 May 8, 2023 Subject: Management's Discussion and Analysis of Operating Results for Q1-2023 To: The President of the Stock Exchange of Thailand Summary of Operations Q1-2023

No. ADD 22/2023 9 November 2023 Subject: Management discussion and analysis for the performance for the nine-month period ended 30 September 2023 To: President The Stock Exchange of Thailand AddTech

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 To: The President of the Stock Exchange of Thailand Enclosure: 1. Capital Increase

Energy Recovery Unit from Thai Oil Public Company Limited and entry into the relevant agreements (Edited) Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Asset

compensation for design and construction to related person. To: Managing Director The Stock Exchange of Thailand Reference: 1. Capital Increase Report Form (F53-4) 2. Report of Information Memorandum on the