Palmer & Turner (Thailand) Ltd MJD.IR.014/2561 15 May 2018 Subject : Clarification of the operating result for the year 2018 ended March 31, 2018 To : Director and Manager The Stock Exchange of

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

No. 256108004 6 August 2018 Subject: Management Discussion and Analysis for 6-month period ended 30 June 2018 To: President The Stock Exchange of Thailand M Vision Public Company Limited (“the

Palmer & Turner (Thailand) Ltd MJD.IR.016/2561 14 August 2018 Subject : Clarification of the operating result for the year 2018 ended June 30, 2018 To : Director and Manager The Stock Exchange of

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

-9320 1 Ref: PLC 2018/014 November 9, 2018 Subject: Management Discussion and Analysis Quarter 3 Ended 30-September-2018 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public

/2561 November 12, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q3/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

: Management discussion and analysis for the period three-month ended September 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements

: President of the Stock Exchange of Thailand Seamico Securities Public Company Limited and its subsidiaries (“The Company”) would like to report operating result that has been reviewed by our auditor for the

Palmer & Turner (Thailand) Ltd MJD.IR.018/2561 13 November 2018 Subject : Clarification of the operating result for the year 2018 ended September 30, 2018 To : Director and Manager The Stock Exchange