Microsoft Word - MDA Q219 EN August 14, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

Microsoft Word - MDA Q319 EN.docx November 11, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

Microsoft Word - MDA Q220 EN August 10, 2020 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

February 18, 2020 Re: Management Discussion and Analysis for full year 2019 To: Director and Manager of the Stock Exchange of Thailand Revenue from sales and rendering of services L&E’s consolidated

Industrial (Thailand) Public Company Limited (“INGRS”or “the Company”) would like to provide an explanation about our financial performance for the financial year ended 31 January 2020: 1. Sales Revenue INGRS

Change Million Baht % Million Baht % Million Baht % Sales revenue - net 406.55 91.50% 361.42 91.88% (45.13) -12.49 % Revenue from contract works 32.46 7.31% 26.40 6.71% (6.06) -22.96% Revenue from service

/ year 2016 Quarter 3 / year 2017 Change Million Baht % Million Baht % Million Baht % Sales revenue - net 321.11 92.14% 288.17 93.39% -32.94 -10.26% Revenue from contract works 23.25 6.67% 16.90 5.48

Million Baht % Million Baht % Million Baht % Sales revenue - net 406.55 91.50% 361.42 91.88% (45.13) -12.49 % Revenue from contract works 32.46 7.31% 26.40 6.71% (6.06) -22.96% Revenue from service incomes

Company”) would like to clarify the operating result of the financial statements as follows: Quarter 1 / year 2019 Quarter 1 / year 2020 Change Million Baht % Million Baht % Million Baht % Sales revenue

: Management Discussion and Analysis For the year ended December 31, 2018 Summary of Performance Sales Revenue For the year ended 31 December 2017 and 2018, the Company registered total sales revenue of THB