receivables were not yet due. For the corresponding bad debt, the Company and its subsidiary had already set sufficient provision. 3. The Company and its subsidiary had net inventories at the end of 2019

(043) 236-835 456 Moo 14 Mittraparp Rd. Muang Khon Kaen Thailand 40000 Tel. (043) 333-555 Fax. (043) 236-835 Ratchaphruek Hospital No. RPH-SET 14/2018 November 10, 2018 Subject : Management Discussion

Reef:020/1999 Ref : 22/2017 May 15, 2017 Subject : The explanation of operating results for the first quarter of 2017 To : The SET President Vibhavadi Medical Center Plc. would like to disclose the

Reef:020/1999 Ref : 47/2017 Aug 15, 2017 Subject : The explanation of operating results for the second quarter of 2017 To : The SET President Vibhavadi Medical Center Pcl. would like to disclose the

Reef:020/1999 Ref : 73/2017 November 13, 2017 Subject : The explanation of operating results for the Third quarter of 2017 To : The SET President Vibhavadi Medical Center Pcl. would like to disclose

Reef:020/1999 Ref : 22/2019 May 14, 2019 Subject : The explanation of operating results for the first quarter of 2019 To : The SET President Vibhavadi Medical Center Plc. would like to disclose the

Reef:020/1999 Ref : 35/2019 August 14, 2019 Subject : The explanation of operating results for the second quarter of 2019 To : The SET President Vibhavadi Medical Center Plc. would like to disclose

Reef:020/1999 Ref : 62/2018 November 13, 2018 Subject : The explanation of operating results for the Third quarter of 2018 To : The SET President Vibhavadi Medical Center Pcl. would like to disclose

Reef:020/1999 Ref : 31/2020 May 15, 2020 Subject : The explanation of operating results for the first quarter of 2020 (Revise) To : The SET President Vibhavadi Medical Center Plc. would like to

Reef:020/1999 Ref : 31/2020 May 15, 2020 Subject : The explanation of operating results for the first quarter of 2020 To : The SET President Vibhavadi Medical Center Plc. would like to disclose the