, 2020 Subject Management’ discussion and analysis for the fiscal year ended December 31, 2019 To President The Stock Exchange of Thailand Interpharma Public Company Limited ( “ the Company” ) would like

Management Discussion and Analysis (MD&A) for 2019 Page 1/5 - Translation - J63/002 25 February 2020 Re: Management Discussion and Analysis (MD&A) for 2019 To: President The Stock Exchange of

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

AIT (SVP-SEC) 015E/2016 May 9, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q-2016 To: The President of The Stock Exchange of Thailand Summary of Operations Q1- 2016

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 (AVP-SEC) 023E/2017 10 August, 2017 Subject: Management's Discussion and Analysis of Operating Results for Q2-2017 To: The President of The Stock Exchange of Thailand Summary of Operations Q2

percent To The President of the Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Results for the three-month and the six-month : Q2/2017 For the three-month ended 30

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

-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

S&P MD&A 2017 -1- Ref. POL. 028/2018 February 23, 2018 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P Syndicate