1 No. CC20200203ELE February 28, 2020 Subject Report of the Resolutions of Board of Directors’ Meeting No.1/2020 To President The Stock Exchange of Thailand The Board of Directors of Cal-Comp

25 July 2017 To: The President The Stock Exchange of Thailand Re: Q2-2017 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2- 2017 (Apr-Jun

-1- AIT (VP-SEC) 026E/2017 7 November, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q3-2017 To: The President of The Stock Exchange of Thailand Summary of Operations Q3

Microsoft Word - MD&A 3Q17 EN November 14, 2017 To President, The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

S&P MD&A Q3-2017 -1- Ref. POL. 136/2017 November 13, 2017 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

Public Company Limited - Translation - Ref: IR61/002 26 February 2019 Re: Management Discussion and Analysis for Yearly Ending 2018 To: President The Stock Exchange of Thailand Pursuant to JMT Network

(Translation) No. CK-19-0000-PO-L-0008 February 28, 2019 Re: Scheduling of the 2019 Annual Ordinary General Meeting of Shareholders and Declaration of Dividend Payment Attn: President of the Stock

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1

-1- AIT (VP-SEC) 016E/2019 May 7, 2019 Subject: Management's Discussion and Analysis of Operating Results for Q1-2019 To: The President of The Stock Exchange of Thailand Summary of Operations Q1

1 Ref: AC.016/2019 4 May 2019 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating