May 13, 2019 Subject: Management Discussion and Analysis For the three-month period ended March 31, 2019 To: The President, The Stock Exchange of Thailand Home Pottery Public Company Limited (“The

หนังสือแสดงการรับทราบความผิด 11 August 2017 Subject : Management Discussion and Analysis of Second quarter ended 30 June 2017 Attn. : Director and Manager The Stock Exchange of Thailand Encls. : A

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7 August 2019 Subject: Management Discussion and Analysis for the Quarter 2 Ending 30 June 2019 Attention: President Stock Exchange of Thailand Please find below the additional information supporting

Page 1 of 2 T.K.S. TECHNOLOGIES THB million 9M18 9M17 %Chg As Reported Total Revenues 1,505 1,031 46% Company 963 1,031 (7%) TBSP 542 - 100% Company reported %Gross Profit Margin of 21% in 3Q18

7th November 2019 Subject: Management Discussion and Analysis for the Quarter 3 Ending 30th September 2019 Attention: President Stock Exchange of Thailand Please find below the additional information

62.2 15.5% 94.4 17.3% 32.2 51.8% Operating Profit 187.1 46.8% 234.5 42.9% 47.4 25.3% Finance Cost 27.8 6.9% 41.1 7.5% 13.3 47.8% Management Discussion and Analysis, Q1/2019 Page 2/4 JMT Network Services

No: AH 03112022 November 14th, 2022 Subject: Management Discussion & Analysis (MD&A) for the Financial Statements of the 3rd Quarter of Fiscal Year 2022 Ended as of September 30th, 2022 To: The