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Ref Ref. 2S_BoD009/2020 May 13th, 2019 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the

November 13, 2019 Re : Management Discussion and Analysis for Q3/2019 To : Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated

Osotspa Public Company Limited Q1’19 Management Discussion & Analysis 14 May 2019 Q1’19 Management Discussion & Analysis Page 1/6 Financial Highlights - Q1’19 Net profit* was at THB 888 million

No. ADD 31/2022 8 November 2022 Subject: Management discussion and analysis for the performance for the nine-month period ended 30 September 2022 To: President The Stock Exchange of Thailand AddTech

@halcyon.co.th No. CS-2563/003 27 February 2020 Subject: Management Discussion and Analysis for the Year Ended December 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

(Translation) UAC.CS/003/2020 February 27, 2020 Subject: Explanation of the operating results for the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Attachment

management which we have more focused in this year. Income 221.39 Cost of goods sold 180.03 Gross Profit Margin 37.27 Administration expenses 12.85 Selling expenses 3.59 Net Profit Margin 18.31 Profit (Baht

[COMPANY NAME] Ref.:EFORL020/2018 May 15, 2018 Subject: Management Discussion and Analysis for the first quarter ended 31 March 2018 To President The Stock Exchange of Thailand 1. Overview financial

- Translation – Ref. EIC-AD026/2018 August 10, 2018 Subject Management Discussion and Analysis for the Six-Month Period Performance Ending June 30, 2018 To President The Stock Exchange of Thailand The Board of