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

27 October 2020 At: ACC/HO 019/63 Re: Management Discussion and Analysis for the Quarter of 3/2020 To: President The Stock Exchange of Thailand During the third quarter of 2020 the Coronavirus 2019

- Translation - Page 1 of 5 CBG 022/2019 8 November 2019 Subject Management discussions and analysis for the 3-month and 9-month period ended 30 September 2019 To President The Stock Exchange of

Microsoft Word - ACE MDA Q320 - ENG 1 No. ACE-ACC-4/2020 13 November 2020 Subject Management Discussion and Analysis for the period ended 30 September 2020 To President The Stock Exchange of Thailand

15 May 2017 Subject: Management Discussion & Analysis for Quarter 1 ending 31 March 2017 To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company (“The Company

for Q2/2017 To : Director and General Manager The Stock Exchange of Thailand Eureka Design Public Company Limited and its subsidiaries (“the Group”) would like to clarify the changes in excess of 20% in

10 November 2017 Subject: Management Discussion & Analysis for 3th quarter ending 30 September 2017 (Rev1) To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company

หน้า 1 จาก 1 PAP_SET18004 Translation February 22, 2018 Subject: Management explanation and analysis for Year ended 31 December 2017 Attn: The Managing Director, the Stock Exchange of Thailand

Feb 23, 2018 Subject: Management Discussion and Analysis for Year Ended December 31, 2017 To: Listing Department, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and

Our Ref: APURE 017/2019 8 November 2019 Subject : Clarification on Third Quarter’s Operating Performance (3/2019) Attention : President The Stock Exchange of Thailand The company clarifies causes and