Translation Subject: Disclosure of Financial Assistance to Affiliated Company To: President The Stock Exchange of Thailand The Board of Directors of Eastern Water Resources Development and Management

number 3. Experience in capital markets Are you currently allowed by law to audit the financial statements of the public interest entities whose shares are traded in the main board of the foreign stock

-Translation- No. ECF2 005/2018 February 28, 2018 Subject: Management Discussion and Analysis of the year ended December 31, 2017 To President The Stock Exchange of Thailand East Coast Furnitech

ที่ บช NO. AC. 001/2018 28 February 2018 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

-Translation- No. ECF2 024/2018 May 14, 2018 Subject: Management Discussion and Analysis of the year ended March 31, 2018 To President The Stock Exchange of Thailand East Coast Furnitech Public

ที่ บช NO. AC.004/2018 13 November 2018 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

: Management explanation and analysis Quarter 2/2020 ending 30 June 2020 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to clarify

@halcyon.co.th No. CS-2563/013 14 August 2020 Subject: Management Discussion and Analysis for the 3-Month Period Ended 31 March 2020 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology

3344 Fax. 66 2 654 3323 No. PACE IR2019/004 Date: 15 May 2019 Subject: Explanation of the Operating Results for the three-month period ended 31 March 2019 changing over 20% To: The President The Stock

Quarter of 2019 and 6-months period ending 30 June 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide you our