Ref. PDI/BK-BS-036/2019 10th May 2019 Re: Management Discussion and Analysis (MD&A) For the three-month period ended March 31, 2019 To: President The Stock Exchange of Thailand PDI reassessed its

(Translation) Ref. No. 1808/036EN August 10, 2018 Subject: Operating Result Clarification for Q2/2018 (Ending June 30, 2018) To: Director and Manager of the Stock Exchange of Thailand Ubis (Asia

Palmer & Turner (Thailand) Ltd MJD.IR.016/2561 14 August 2018 Subject : Clarification of the operating result for the year 2018 ended June 30, 2018 To : Director and Manager The Stock Exchange of

26 October 2018 To: The President The Stock Exchange of Thailand Re: Q3-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q3-2018 (Jul-Sep

/2561 November 12, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q3/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

Palmer & Turner (Thailand) Ltd MJD.IR.018/2561 13 November 2018 Subject : Clarification of the operating result for the year 2018 ended September 30, 2018 To : Director and Manager The Stock Exchange

Acc. 006/2019 November 11, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 3/2019 Dear Sir, S. Khonkaen Foods Public Company

No. KK ELCID 2563/001 October 6, 2020 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2020 To: President The Stock Exchange of Thailand K&K Superstore Southern

Discussion and Analysis for 1st quarter ended as of March 31, 2020 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement for

results for the nine-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech