Page 1 Date 25 February 2020 Re: Management Discussion & Analysis for the Year Ended 31 December 20020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY

and Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No. 4/2019 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 13

Page 1 Date 13 May 2020 Re: Management Discussion & Analysis for the 3-months period Ended 31 March 2020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY

Page 1 Date 11 November 2020 Re: Management Discussion & Analysis for the 9-months period Ended 30 September 2020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC

Page 1 No. CMC Sor Lor.013/2019 Date 12 November 2019 Re: Management Discussion & Analysis for the Period Ended 30 September 2019 To The President of the Stock Exchange of Thailand (SET

Page 1 of 4 No. RJH – SET 14/2017 10 November 2017 Subject : Management Discussion and Analysis for the 3rd Quarter of 2017 ending 30 September 2017 To : The President The Stock Exchange of Thailand

Page 1 of 4 No. RJH – SET 3/2018 26 February 2018 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2017 and year ended December 31, 2017 To : The President The Stock Exchange

Our Ref: No.V. 017 /2019 May 14,2019 Subject : Explanation for operation of first quarter of year 2019 Attn : Managing Director The Stock Exchange of Thailand Enclosed please find the financial

Stock Exchange of Thailand According to the resolution of the Extraordinary General Meeting No. 1/2018 held on 19 June 2018, the meeting resolved to approve the acquisition of ordinary shares in TSE

661 6664-5 www.indoramaventures.com Ref.No.IVL001/01/2020 6th January 2020 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the Integrated Oxides and