Ref. PDI/BK-BS-056/2018 8th August 2018 Re: Management Discussion and Analysis (MD&A) For the 2Q 2018 and 1H 2018 To: President The Stock Exchange of Thailand Due to depletion of Mae Sod Mine’s

ABICO 009/KV/2017 May 11, 2017 Subject : Explanation on operation result for the Quarter ended March 31, 2017 To : Director and Manager Stock Exchange of Thailand Abico Holdings Public Company

1 Translation CEN 001-2021 March 1, 2021 Subject Management Discussion and Analysis for the year 2020 To The Manager and President The Stock Exchange of Thailand Capital Engineering Network Public

-1 - Translation - Ref. LPN/SorKor/217/2562 7th August 2019 Re: Consolidated Financial Statements Analysis Q2/2019 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co., Ltd

and Analysis for Year Ending December 31, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 1/2019

(มหำชน) Food and Drinks Public Company Limited 1 | P a g e Aug 14, 2018 Subject: Management discussion and analysis of the operating results for the quarter 2/2018 Attn: President The Stock Exchange of

and manager, For the attention of The Directors and Managers of Stock Exchange of Thailand Union Textile Industries Public Company Limited (“the Company”) would like to report the operating results and

-1- AIT (VP-SEC) 003E/2023 16 February 2023 Subject: Management's Discussion and Analysis of Operating Results for the year 2022 and Q4-2022 To: The President of the Stock Exchange of Thailand

Ref : JSP 035/2563 August 10, 2020 Subject : Report the operating results for the 2nd quarter ended June 30, 2020 To : The President The Stock Exchange of Thailand Dear Sir, Re. Operating report for

-9320 1 Ref: PCL 2020/011 May 11, 2020 Subject: Management Discussion and Analysis for the 3-month period ended 31 March 2020 To: The President of the Stock Exchange of Thailand Panjawattana Plastic