June 2019 To: The President The Stock Exchange of Thailand According to the resolution of the Board of Directors Meeting of Jaymart Public Company Limited ("the Company") No. 3/2019, held on 9 August

1 At JSP 012/2561(OOP) March 27, 2018 Subject Notifications of the connected transaction regarding the receipt of financial assistance, Adjustment of Directors To The President, The Stock Exchange of

November 13, 2006 May 15, 2020 Subjects : Clarification of Operating Performance for the Q1/2020 Attention : The Director and Manager of the Stock Exchange of Thailand The Consolidated net profit of

วันที่ 25 กุมภาพันธ์ 2558 May 13, 2019 Subject: Management’s Explanation and Analysis for the 3 months period ended March 31, 2019 Attention: Director and Manager The Stock Exchange of Thailand LDC

Management Discussion and Analysis for the second quarter ended June 30, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the second quarter

วันที่ 25 กุมภาพันธ์ 2558 May 15, 2020 Subject: Management’s Explanation and Analysis for the 3 months period ended March 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand LDC

Analysis for the second quarter ended June 30, 2020 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the second quarter ended June 30, 2020

Management Discussion and Analysis for the third quarter ended September 30, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the third quarter

Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the 3-month period ended March 31

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