and Analysis Quarterly Ending June 30, 2019 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 3/2019

MDA Q2_2019 (Eng ) August 9, 2019 Subject : Interim Management Discussion and Analysis of Q2/2019 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

Management Discussion and Analysis, Q2/2019 Page1/4 Ref. IR62/008 9 August 2019 Subject: Management Discussion and Analysis, 2nd Quarter Ending 30 June 2019 Attention: President Stock Exchange of

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0280/2019 13 August 2019 Subject: Management Discussion and Analysis for the Second Quarter ended 30 June 2019 To President The Stock Exchange of Thailand

President and Governing Members of The Stock Exchange Market of Thailand Origin Property Public Company Limited and its subsidiaries hereinafter called “The Group” For Quarter2/2019. The operating results

consecutive year. However, the company’s securities has selected in the SET High Dividend 30 Index or SETHD from the Stock Exchange of Thailand which the price index reference 30 shares group in the SET100

Stock Exchange of Thailand Oishi Group Public Company Limited and subsidiaries clarify consolidated operating results and consolidated financial statements for the three-months and the six-month period

/2561 June 19, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q1/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

MDA Q2_2018 (Eng.) August 7, 2018 Subject : Interim Management Discussion and Analysis of Q2/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements

: Management explanation and analysis for the 2nd Quarter ended 30 June 2018 Attention : The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited (“ the Company”) would like to