SAAM Energy Development Public Company Limited - 1 - 4 January 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2017 To: The President of the Stock Exchange of Thailand

February 28, 2020 Ref: SET-2020-003 Re: Management Discussion and Analysis for the year 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its

% Authorized share capital 140 140 0.0% Issued and fully paid-up share capital 140 140 0.0% Share premium 6 6 0.0% Retained earnings 629 628 0.1% Other components of equity 248 225 10.4% Deduct: Treasury stock

: President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the 3-month and 6-month

Limited (FSMART) 1Q2020 Management Discussion and Analysis Costs and Expenses 1) Cost of services in 2Q2020 was Bt546.49mn, increasing from 79.7% to 82.0% of total revenues from core business, from fixed

May 15, 2020 Ref: SET-2020-010 Re: Management Discussion and Analysis for Quarter 1’ 2020 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company Limited and its subsidiaries

(Translation) UAC.CS/021/2020 November 11, 2020 Subject: Explanation of the operating results for the third quarter period ended September 30, 2020 To: President The Stock Exchange of Thailand

Limited Ref: IR61/012 14 May 2018 Subject: Management Discussion and Analysis Quarter 1/2018 Ending 31 Mar 2018 To: President The Stock Exchange of Thailand Overview and factors affecting the future

Limited Ref: IR61/012 11 May 2018 Subject: Management Discussion and Analysis Quarter 1/2018 Ending 31 Mar 2018 To: President The Stock Exchange of Thailand Overview and factors affecting the future

Microsoft Word - ACE MDA Q1 22 - EN - Final 1 No. ACE-ACC-2/2022 11 May 2022 Subject Management Discussion and Analysis for the period ended 31 March 2022 To President The Stock Exchange of Thailand