18th February 2020 Subject : Management Discussion and Analysis for the year ended December 31, 2019 To : Managing Director The Stock Exchange of Thailand Getabec Public Company Limited (“Company”) and

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

- Translation - 15 May 2020 Subject: Management’s Discussion and Analysis for the Operating Results of the First Quarter of 2020 Attention: The President of the Stock Exchange of Thailand Exotic Food

profit 303.2 501.4 65.4% 625.7 989.7 58.2% Administrative expenses 95.9 102.1 6.4% 188.3 207.2 10.0% Management Discussion and Analysis Q2/2020 Page 4/6 Q2/2019 Q2/2020 %change 6M/2019 6M/2020 % change

9 month period of 2018, the Company’s net profit report at 374.3 million baht which increase 26.1% from the same period last year.   Management Discussion and Analysis, Q3/2018 Page4/5 JMT Network

(Translation) Ref.No.LEE 01/2020 27 February, 2020 Subject : Management Discussion and Analysis for the year ended December 31, 2019 To : President of The Stock Exchange of Thailand We submit

15 May 2017 Subject: Management Discussion & Analysis for Quarter 1 ending 31 March 2017 To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company (“The Company

10 November 2017 Subject: Management Discussion & Analysis for 3th quarter ending 30 September 2017 (Rev1) To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company

subsidiaries have contract revenues for the year 2017 amount 779 Million Baht which is decrease of 157 Million Baht (17%) from 2016 contract revenues. 2017’s net profit of 13 Million Baht represents decreasing

Microsoft Word - el295e Date : May 14, 2019 Subject : Management Discussion and Analysis for the Quarter 1/2019 To : Managing Director The Stock Exchange of Thailand Kuang Pei San Food Products