Ref.: EFORL IR010/2020 9 March 2020 Subject: Notification of resolution of Board of Director meeting, schedule of the 2020 Annual General Meeting of Shareholder, Dividend Omission and Acquisition and

1 (TRANSLATION) SAFARI WORLD PUBLIC COMPANY LIMITED PCL 0107537000351 Ref. No. 062/2560 7th July 2017 Subject: Notification of the Resolution of the Board of Director’s Meeting No. 8/2017 (Updated

1 (TRANSLATION) SAFARI WORLD PUBLIC COMPANY LIMITED PCL 0107537000351 Ref. No. 062/2560 11 July 2017 Subject: Notification of the Resolution of the Board of Director’s Meeting No. 8/2017 (Updated 2

ที่ กตพ Ref. DBP. 030 / 2019 February 20, 2019 Subject : Clarification on Operating Results of Year 2018 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited

Ref. DBP. 024 / 2020 February 25, 2020 Subject : Clarification on Operating Results of Year 2019 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

Ref. DBP. 025 / 2018 February 21, 2018 Subject : Clarification on operating results of Year 2017 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

(Translation) February 27, 2019 Ref: SET-2019-003 Re: Management's Discussion and Analysis and operating results for the Year 2018 Attn. to: President The Stock Exchange of Thailand Filter Vision

ที่ กตพ Ref. DBP. 073 / 2019 May 13, 2019 Subject : Clarification on Operating Results for the 1st quarter ending March 31, 2019 To : President The Stock Exchange of Thailand Diamond Building

ที่ กตพ Ref. DBP. 107 / 2018 August 14, 2018 Subject : Clarification on Operating Results for the 3-month Period and 6-month Period ending June 30, 2018 To : President The Stock Exchange of Thailand

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