. (“Aukkrarawat”) To: President The Stock Exchange of Thailand In reference to: Clarification Letter on the Information in the Financial Statements Quarter 3 , ended 3 0 September 2 0 1 7 , as inquired by the Stock

: Management’s Discussion and Analysis for Year 2017 ended as of December 31, 2017 (Edited) Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the

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1 No. CC20190203ELE February 27, 2019 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2019 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp

To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis for the three month-period and six month

Discussion and Analysis for 1st quarter ended as of March 31, 2018 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the Company”) would like to submit the company and its

of treasury stock, and Bt439.17mn of net profit in 2018. 5 Forth Smart Service Public Company Limited (FSMART) 3Q18 Management Discussion and Analysis Key Financial Ratio Quarter Quarter Quarter 3/2017

-1 1 Ref. LPN/SorKor/119/2563 7th May 2020 Re: Financial Statements Analysis Report Q1/2020 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co.,Ltd. would like to submit the

เงินสทุธิ 12.57 ลา้นบาท จากการที่บริษัทและบริษัทย่อยท าการ Stock สินคา้วตัถุดิบเพิ่มขึน้ในไตรมาส 1/2563 จากผลกระทบของ COVID- 19 จึงท าใหสิ้นคา้คงเหลือและเงินกูย้ืมระยะสัน้จากสถาบนัการเงินเพิ่มขึน้ ซึ่ง

-Translated Version- No. ECF2 032/2020 14 August 2020 Subject: Management Discussion and Analysis of the 2nd quarter and 6-month period ended 30 June 2020 To President The Stock Exchange of Thailand