15 May 2019 Subject: Management Discussion and Analysis for the 3-Month Period Ended March 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

-9320 1 Ref: PLC 2019/009 August 8, 2019 Subject: Management Discussion and Analysis Quarter 2 Ended 30-June-2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

: The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries (collectively as

Discussion and Analysis for the quarter 1 year 2018 To The President of the Stock Exchange of Thailand Management’s Discussion and Analysis Consolidated Financial Results for the quarter 1 year 2018 For the

RP-AC 002/2018 MAY 14, 2018 Subject: Clarification of the operating results for the first quarter of 2018 To: Directors and Managers of the Stock Exchange of Thailand Richy Place 2002 Public Company

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

Stock Exchange of Thailand Pursuant to JAS Asset Public Company Limited (the “Company”) Meeting Resolution No. 4/2018 on 8 August 2018, the resolution to certify the Company’s financial statements and

exceed 20% To : The President The Stock Exchange of Thailand Bangkok Chain Hospital Public Company Limited (the “Company”) would like to report the operating results of the Company and its subsidiaries for

-TRANSLATION- 14 August 2018 Subject : Management Discussion and Analysis for Q2/2018 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

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