is strictly for reference. Notification of the Capital Market Supervisory Board No. Tor Thor. 8/2561 Re: Rules, Conditions and Procedures for Selling, Repurchasing and Redeeming Units of ASEAN

Information Memmorandum remain the same as the Company Notification No. 090/1060 dated October 9, 2017. Please be informed accordingly. Yours sincerely, -Signature- (Mr. Slib Soongswang) Chief Executive Officer

1 / 2 IR.021/2019 13 November 2019 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

financial assistance Transaction volume : Guarantee amount of Baht 30,800,000.- Above transaction came under the scope of connected transactions for listed companies as specified in The Notification of The

those by The Board of Directors : - None- 9. Transaction volume : Above transactions came under the scope of connected transactions for listed companies as specified in Notification of The Capital Market

related to this person 3. General Characteristics of the Transaction Transaction Type: Disposal of Assets of Category 2 as classified following the Notification of the Stock Exchange of Thailand

1 / 4 No.IR.002/2018 22 February 2018 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited

1 / 3 No.IR.003/2019 28 February 2019 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited

Microsoft Word - MDA Q119 EN May 8, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent Taokaenoi

1 / 2 IR.017/2019 13 August 2019 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