-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

30 April 2018 To: The President The Stock Exchange of Thailand Re: Q1-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q1-2018 (Jan-Mar

-Translation- No. ECF2 005/2018 February 28, 2018 Subject: Management Discussion and Analysis of the year ended December 31, 2017 To President The Stock Exchange of Thailand East Coast Furnitech

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

Stock Exchange of Thailand The Board of Director’s meeting No. 3/2020 of General Engineering Public Company Limited (“the Company”) held on May 15, 2020 has approved and verified the financial statements

amongst the companies with the honor of Thailand Sustainability Investment 2017 by the Stock Exchange of Thailand, having demonstrated outstanding achievements in sustainable business operations with utmost

หน้าที่ 1 จาก 5 GEL.CS.024/2560 15 November 2017 Subject Explanation and analysis of management for operating results of the Third Quarter Ended September 30, 2017 To Director and Manager The Stock

SET LETTER Q2-2017 -1- Ref. POL. 103/2017 August 15, 2017 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

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

1 Translation UWC 022-2018 May 14, 2018 Subject : Management Discussion and Analysis for quarter 1-2018 To : President of the Stock Exchange of Thailand Ua Withya Public Company Limited ("Company