Ref. DBP. 111 / 2020 August 10, 2020 Subject : Clarification on Operating Results for the 2nd quarter and 6-month period ending June 30, 2020 To : President The Stock Exchange of Thailand Diamond

14 August 2018 Subject: Management Discussion and Analysis for the Six-Month Period Ended June 30, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

ที่ บช NO. AC. 04/2019 14 November 2019 Subject: Clarification of changes in operating performance of more than 20% To: The President of the Stock Exchange of Thailand M.K. Real Estate Development

quarter ended June 30th, 2020. To : The President and Governing Members of The Stock Exchange Market of Thailand Origin Property Public Company Limited and its subsidiaries hereinafter called “The Group

Ref. DBP. 153 / 2019 November 11, 2019 Subject : Clarification on Operating Results for the 3rd quarter and 9-month Period ending September 30, 2019 To : President The Stock Exchange of Thailand

/2551 Re: Rules on Connected Transactions and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure and Other Acts of Listed Companies on Connected Transactions, B.E

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

Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 4/2018 on 8 August 2018, the resolution to certify the Company’s financial statements and

Microsoft Word - MDA_Q2 2017-in Eng Rev1 HPIR015/2017 Aug 10, 2017 Subject : Management Discussion and Analysis for the period ended June 30,2017 To : The President The Stock Exchange of Thailand

: Management explanation and analysis for the 2nd Quarter ended 30 June 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“ the Company”) would like to