MATI 10/2562 August 14, 2019 Subject Report on Six-Month Period Consolidated Financial Statement which ended on June 30, 2019 To Director and Manager, The Stock Exchange of Thailand Matichon Public

MATI 12/2562 November 14, 2019 Subject Report on Nine-Month Period Consolidated Financial Statement which ended on September 30, 2019 To Director and Manager, The Stock Exchange of Thailand Matichon

(Translation) UAC.CS/016/2018 August 14, 2018 Subject: Explanation of the operating results for the second quarter period ended June 30, 2018 To: President The Stock Exchange of Thailand Attachment

Page 1 of 2 May 15, 2019 Subject: Explanation of Financial Performance for the Quarter 1/2019 ended March 31, 2019 To: President, The Stock Exchange of Thailand According to the Financial Statements

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

(Translation) UAC.CS/015/2020 August 14, 2020 Subject: Explanation of the operating results for the second quarter period ended June 30, 2020 To: President The Stock Exchange of Thailand Attachment

No. ADD-IR2021/001 19 May 2021 Subject: Management discussion and analysis for the performance for the three-month period ended 31 March 2021 To: President The Stock Exchange of Thailand AddTech Hub

Page 1 of 2 No. ACC6008/002 August 15, 2017 Subject: Explanation of Financial Performance for the Quarter 2/2017 ended June 30, 2017 To: President, The Stock Exchange of Thailand According to the

1 / 2 IR.019/2017 15 August 2017 Re: Clarification on the change of profit and loss statement To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the

Microsoft Word - el303e Date : February 27, 2020 Subject : Management Discussion and Analysis for the year ended December 31, 2019 To : Managing Director The Stock Exchange of Thailand Kuang Pei San