: 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

efficient cost management such as staff cost and other related cost. Administrative Expenses In year 2017, administrative expenses increased by 12% yoy and 6% yoy in the fourth quarter mainly due to the

-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

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

IPD which generated highest margin comparing to other categories. Moreover, the efficient cost management such as medicine & medical supplies as well as the benefit from economy of scale in term of

-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

Company Limited 1 19 Mco '15 T. Sobprab A. Sobprab Lampang 52170 Thalland Tel : i -66) 05"i-858996 Fax: ( 661 05!+-296556 !vrr1r'/. homepottery. com May 14,2018 Subject: Management Discussion and Analysis

: Management explanation and analysis for three-month period ended 31 March 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“the Company”) would like to

Limited Relationship: The other party is not related to the Company, either to management and shareholders. - General transaction : The disposal of 4 plots of land totaling area are 75 rai 34 square wah