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

Public Company Limited 1 | P a g e May 14, 2019 Subject: Management discussion and analysis of the operating results for the quarter 1/2019 Attn: President The Stock Exchange of Thailand Please find the

-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

-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

Public Company Limited 1 | P a g e August 14, 2019 Subject: Management discussion and analysis of the operating results for the quarter 2/2019 Attn: President The Stock Exchange of Thailand Please find the

-TRANSLATION- 15 May 2018 Subject : Management Discussion and Analysis for Q1/2018 Attention : President The Stock Exchange of Thailand An overview of the results in the passing The performance in

(Translation) Ref. No. 1808/036EN August 10, 2018 Subject: Operating Result Clarification for Q2/2018 (Ending June 30, 2018) To: Director and Manager of the Stock Exchange of Thailand Ubis (Asia

-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

คำอธิบายฝ่ายบริหาร_ENG (Translation) Ref. No. 1811/043EN November 9, 2018 Subject: Operating Result Clarification for Q3/2018 (Ending September 30, 2018) To: Director and Manager of the Stock