names of recorded shareholders are entitled to the right to attend the Extraordinary General Meeting of Shareholders No. 1/2019 (Record Date) To: Director and Manager The Stock Exchange of Thailand

Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.3/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 8 May 2018

to the same period of 2018 To : The President of the Stock Exchange of Thailand The Company would like to provide details of changes in profit and loss of the first quarter 2019 interim consolidated

Ref: No 18/2005 Ref: No 32/2019 June 27, 2019 Subject : Promissory note from connected persons and granting financial assistance To : The President The Stock Exchange of Thailand The Board of

16 August 2019 Subject: Report of significant resolutions of Board of Directors’ meeting Attention: Director and Manager The Stock Exchange of Thailand (SET) Nation Multimedia Group Public Company

Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.4/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 7 August

No. INGRS036 13 December 2019 Subject : Explanation on 3-months and 9-months financial performance of INGRS for the period ended 31 October 2019 To : The President The Stock Exchange of Thailand

Subject Notification of disposal of shares in the subsidiary (revised subject and additional content) To The President of The Stock Exchange of Thailand The Meeting of the Board of Director Meeting of

quarter 2020 compared to the same period of 2019 To The President of the Stock Exchange of Thailand The Company would like to provide details of changes in profit and loss of the first quarter 2020 interim

: The President of the Stock Exchange of Thailand The Company would like to provide details of changes in profit and loss of the first quarter 2020 interim consolidated financial statements of Wave