25 April 2019 To: The President The Stock Exchange of Thailand Re: Q1-2019 operating results We, Delta Electronics (Thailand) Public Company Ltd, would like to notify the Company’s Q1-2019 (Jan-Mar

31, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial status had varied over

Analysis Quarterly Ending March 31, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 2/2019 dated May 11

Microsoft Word - MD&A_Q1_2019_ENG 1 NPPG.036/2019 13 May 2019 Subject Management Discussion and Analysis for the quarter 1 year 2019 Attention The President The Stock Exchange of Thailand

-TRANSLATION- 15 May 2019 Subject : Management Discussion and Analysis for Q1/2019 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

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

Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.4/2019 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 8 August

No. CC20190804ELE August 13, 2019 Re: Clarification of the changes in operation performance for the second quarter and the first half ended 30 June, 2019 Attn: The President The Stock Exchange of

Stock Exchange of Thailand Ekachai Medical Care Public Company Limited (the “Company”) would like to clarify on the operating results for the second quarter of 2019 at the end of 30th June 2019 as follows

-TRANSLATION- 14 August 2019 Subject : Management Discussion and Analysis for Q2/2019 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in