MD&A Q4_2018 (Eng.) February 21, 2019 Subject : Yearly Management Discussion and Analysis of 2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

Eng_MD&A Final Q3'19 November 13, 2019 Ref: SET-2019-011 Re: Management Discussion and Analysis for Quarter 3’ 2019 Attn. to: President The Stock Exchange of Thailand Filter Vision Public Company

MD&A Q.3'17EN RP-AC 00/201 November 10, 2017 Subject: Clarification of Q3/17 Operating Results To: Directors and Managers of the Stock Exchange of Thailand Richy Place 0110 Public Company Limited

MD&A Q.4'17EN RP-AC 00/201 February 27, 2018 Subject: Clarification of Year 2017 Operating Results To: Directors and Managers of the Stock Exchange of Thailand Richy Place .//. Public Company Limited

MD&A Q1_2019 (Eng ) May 2, 2019 Subject : Interim Management Discussion and Analysis of Q1/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of

MD&A Q.2'18EN 1 RP-AC 003/201 AUGUST 1, 201 Subject: Clarification of the operating results for the second quarter of 2018 To: Directors and Managers of the Stock Exchange of Thailand Richy Place

Eng_MD&A Q2'18 (Translation) August 14, 2018 Ref: SET-2018-016 Re: Management Discussion and Analysis for Quarter 2’ 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision Public

MD&A Q4_2019 (Eng ) February 19, 2020 Subject : Yearly Management Discussion and Analysis of 2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MD&A Q2_2020 (Eng ) July 31, 2020 Subject : Interim Management Discussion and Analysis of Q2/2020 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

MD&A Q3_2020 (Eng ) November 2, 2020 Subject : Interim Management Discussion and Analysis of Q3/2020 Attention : President of The Stock Exchange of Thailand We attach herewith the financial