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

(Translation) Ref.No.LEE 11/2020 11 August, 2020 Subject : Management Discussion and Analysis for the second quarter ended June 30, 2020 To : President of The Stock Exchange of Thailand We submit

Commission, Government Pension Fund, National Savings Fund Board, Stock Exchange of Thailand, Federation of Thai Capital Market Organizations, Association of Thai Securities Companies, Association of

deemed the connected transactions, the company is required to disclose the information to the Stock Exchange of Thailand (SET) and to seek shareholders? approval on the transactions. GJS will hold its

transaction due to the fact that DEMCO?s director also serves as a director of Aeolus?s major shareholder. DEMCO is accordingly subject to mandatory disclosure of the transaction to the Stock Exchange of

due to the fact that DEMCO?s director also serves as a director of Aeolus?s major shareholder. DEMCO is accordingly subject to mandatory disclosure of the transaction to the Stock Exchange of Thailand