management since the end of last year by focusing on reduction in subcontractor cost as a necessity and change some organizational structure to suit with the current situation. Discussion and Analysis of the

August 11, 2020 Subject : Management Discussion and Analysis for Six-month and 2nd quarter ended June 30, 2020 Attention : President The Stock Exchange of Thailand Operating Performance 1. Revenues

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Samutprakarn, Samutprakarn 10280, Thailand Tel. 66 2323 1085..96 Fax. 66 2323 9283 Translation 14th August 2020 Subject: Management Discussion and Analysis (MD&A) of Q2/2020, ended 30th June 2020 To: Director

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Analysis for the second quarter ended June 30, 2020 are different from the same period last year more than 20% To: The President, The Stocks Exchange of Thailand World Corporation Public Company Limited

T.K.S. TECHNOLOGIES 1 March 2021 Re: Management Discussion and Analysis for the period ended 31 December 2020 To: President The Stock Exchange of Thailand T.K.S. Technologies Public Company Limited