August 2020 Subject: Management Discussion and Analysis for the Performance for the six-month period ended 30 June 2020 To: President The Stock Exchange of Thailand The Board of Directors of Wow Factor

(Translation) Ref: EIC-AD012/2020 14 May 2020 Subject: Management Discussion and Analysis for the Performance for the three-month period ended 31 March 2020 To: President The Stock Exchange of Thailand The Board

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

entering into the transaction of acquisition and disposal of assets and the connected transaction To President The Stock Exchange of Thailand Enclosure Information Memorandum on the Acquisition and Disposal

Report of the Acquisition or Disposition of Securities (Form 246-2) 2.1 (  ) Acquisition (     ) Disposition (  ) Through the Stock Exchange of Thailand via a securities company

: EIC-AD008/2019 February 27, 2019 Subject: Management Discussion and Analysis Yearly Financial Period Ending 31 December 2018 To: President The Stock Exchange of Thailand The Board of Directors of

30 July 2019 To: The President The Stock Exchange of Thailand Re: Q2-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2019 (Apr-Jun

24 July 2018 To: The President The Stock Exchange of Thailand Re: Q2-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q2-2018 (Apr-Jun

26 October 2018 To: The President The Stock Exchange of Thailand Re: Q3-2018 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q3-2018 (Jul-Sep

October 28, 2019 To: The President The Stock Exchange of Thailand Re: Q3-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q3-2019 (Jul