No. INGRS066 30 March 2021 Subject : Management Discussion & Analysis (MD&A) for the consolidated financial statements for the financial year ended 31 January 2021 To : The President The Stock

27 April 2021 To: The President The Stock Exchange of Thailand Re: Q1-2021 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

Attention: President The Stock Exchange of Thailand CH. Karnchang Public Company Limited (“the Company”) and its subsidiaries would like to clarify the consolidated operating result and financial position for

Management Discussion and Analysis for the year ended December 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and financial statement for the year ended December 31, 2019

MDE03_2020_10 MAR 2020 (Translation) No. 03/2020 March 10, 2020 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 03/2020 We, AEON

- Translation - CBG 009/2020 March 10, 2020 Subject: Re: Board of Directors’ resolutions to approve a joint venture investment and establishment of Subsidiary To: President The Stock Exchange of

of the meeting relation to the acquisition land and buildings at Chiengrai and paying off with shares of WCI Holding PCL., held by EFORL. To: President The Stock Exchange of Thailand CC: Secretary The

right to attend the Meeting and still be omitted a dividend payment as schedule. Attention The President of the Stock Exchange of Thailand The Stock Exchange of Thailand Eastern Technical Engineering

1 JSP 016/2563 (OOP) Date: 20 April 2020 Re: Notification of the connected transaction-renew from connected person Attn: The President The Stock Exchange of Thailand The Board of Director’s Meeting

1 JSP 016/2563 (OOP) Date: 22 April 2020 Re: Notification of the connected transaction-renew from connected person (Add) Attn: The President The Stock Exchange of Thailand The Board of Director’s