1 27 May 2019 Subject: Explanation of operating result in the financial statement ended 31 March 2019 To: President of the Stock Exchange of Thailand With reference to the financial statement of FY

1 8 August 2019 Subject: Explanation of operating result in the financial statement ended 30 June 2019 To: President The Stock exchange of Thailand With reference to the financial statement of Q1

Page 1 of 2 August 9, 2019 Re: Management Discussion and Analysis for Quarter 2/2019 (June 30 ,2019) To: Director and Manager of the Stock Exchange of Thailand Patkol Public Company Limited and its

1 / 2 IR.009/2018 14 May 2018 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

Analysis (MD&A) Report for the Three Month Period (Q3/2018) Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A

\(Microsoft Word - 7 \\301\\244.61 _Eng_.doc\) January 7 th , 2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Vientiane International Hospital Co.,Ltd

\(Microsoft Word - 7 \\301\\244.61 _\\341\\241\\351\\344\\242_ Eng.doc\) January 7 th , 2019 To : Managing Director The Stock Exchange of Thailand Re : The acquisition of investment in Vientiane

1 28 May 2020 Subject: Explanation of operating result in the financial statement ended 31 March 2020 To: Directors and Managers of the Stock Exchange of Thailand With reference to the audited

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Analysis Report of the Financial Positions and Result of Business Operations. To : President of The Stock Exchange of Thailand The Explanation and Analysis Report of the Financial Positions and Result of