RP-AC 002/2019 May 14, 2019 Subject Clarification of the operating results for the first quarter of 2019 To Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public Company

3rd Quarter of 2019 and 9-months period ending 30 September 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide

(Translation) PRG.MD. 021/2019 February 26th, 2019 Subject: Management Discussion and Analysis (MD&A) of 2018 Attention: Managing Director of the Stock Exchange of Thailand We, Patum Rice Mill and

[COMPANY NAME] EFORL 009/2019 March 7, 2019 Subject: Notification the waiver of subscription right to capital increase of WCI Holding Public Company Limited for the second allotment of newly increase

October 30, 2020 Subject: The Management Discussion and Analysis for the year ended 31st December 2019 To: President The Stock Exchange of Thailand Well Graded Engineering Public Company Limited (“the

30 October 2017 At: ACC/HO 057/60 Re: Management Discussion and Analysis for the three-month and nine-month periods ended 30 September 2017 To: President The Stock Exchange of Thailand Homepro’s

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1 - TRANSLATION - VS/PC (Q-Con) 032/2017 October 31st, 2017. Attention Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis the third quarter ended 30

To: The Director and Manager The Stock Exchange of Thailand The Company would like to report the Company’s operating result for the 3rd Quarter ended September 30, 2017 that total revenue was THB25.86