causing the patients to decrease in the first quarter of 2020. Please be advised accordingly. Yours sincerely, (Mr, Chaisith Viriyamettakul) Chief Executive Officer

from the Board of Directors - None - Yours sincerely, (Mr. Chaisith Viriyamettakul) Chairman of executive director

informed accordingly. Yours sincerely (Mr. Chaisith Viriyamettakul) Managing Director

exceeding 10% . -none- Please be informed accordingly. Yours sincerely (Mr. Chaisith Viriyamettakul) Managing Director

Company Directors which is different from the Board of Directors - None - Please be informed accordingly. Yours sincerely (Mr. Chaisith Viriyamettakul) Managing Director