Page 1 No. CMC Sor Lor.012/2019 August 13, 2019 Re: Management Discussion & Analysis for the Period Ended 30 June 2019 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN

administrative expense was increased from the same period of the year 2019 in an amounting of Baht 5.27 million or 19.21 percent. Due to the Company change the concept to set up Management’s discussion and

- Translation - No. LMJG/SET/2020/013 May 18th, 2020 Subject: Clarification for the change of Operating Results more than 20% Attention: The President The Stock Exchange of Thailand Impact from the

Page 1 of 4 No. RJH – SET 3/2020 24 February 2020 Subject : Management’s Discussion and Analysis for the 4th Quarter of 2019 To : The President The Stock Exchange of Thailand Rajthanee Hospital

partially offset by higher sales volume of all main products as a result of stable operation. The share of domestic and export sales has no significant change comparing with the previous year. * Note Please

., BANGKAE, BANGKAE, BANGKOK, THAILAND. 10160 Tel: 02-455-2888 Fax: 02-455-2763 (“TRANSLATION”) TG 142/2560 August 8, 2017 Subject: Clarification of the Operating Result for the significant change Attention

system is almost complete. Some small changes have to be made and the company has set to fully shift to ERP system at the beginning of 2018. 2. Operating Results (Company and Subsidiaries) Consolidated

Page 1 of 4 No. RJH – SET 7/2018 11 May 2018 Subject : Management’s Discussion and Analysis for the 1st quarter of 2018 ending March 31, 2018 To : The President The Stock Exchange of Thailand

change in operating results Quarter 1 Ending March 31, 2018 with details as follows: Unit : million baht Revenue For the year ended March 31, 2017. 2018 2017 Add (Reduce) Amount Percentage Service revenue

13 November 2019 Subject : Explanation of the operating results for the nine months of the year 2019, change in excess of 20% Attention: Directors and Managers the Stock Exchange of Thailand According