-Translation- No. ECF2 057/2016 August 10, 2017 Subject: Management Discussion and Analysis of the 2nd quarter ended June 30, 2017 To President The Stock Exchange of Thailand East Coast Furnitech

Page 1 of 4 No. RJH – SET 12/2017 11 Aug 2017 Subject : Management Discussion and Analysis for the 2nd Quarter of 2017 ending on 30 June 2017 To : The President The Stock Exchange of Thailand

WATTANAPAT HOSPITAL TRANG PUBLIC COMPANY LIMITED No. WPH – SET 2/2017 2 October 2017 Subject : Management Discussion and Analysis for the year ended on December 31, 2016 To : Directors and Manager The Stock

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2017. The MD&A would enable the investors to better

: Management explanation and analysis for the year ended 31 December 2017 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to clarify

Page 1 of 4 No. RJH – SET 3/2018 26 February 2018 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2017 and year ended December 31, 2017 To : The President The Stock Exchange

-Translation- No. ECF2 010/2019 February 27, 2019 Subject: Management Discussion and Analysis of the year ended December 31, 2018 To President The Stock Exchange of Thailand East Coast Furnitech

-Translated Version- No. ECF2 026/2019 May 15, 2019 Subject: Management Discussion and Analysis of the 1st quarter ended 31 March, 2019 To President The Stock Exchange of Thailand East Coast

amended) and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition and Disposition of

14 August 2019 Subject: Management Discussion and Analysis for the 6-Month Period Ended June 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company