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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

Corporation Public Company Limited (the "Company") would like to submit financial statements for the year of 2016 which have been audited by our auditor and clarify for the operating results as follows: The

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the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited ("the Company") would like to report the information according to the

World Corporation Public Company Limited. Ref. World7-15-2017 4 Moo11 Hathai Rat Road, TumbonLatSawai, AmpurLumLukKa, PathumThani Province 31 July 2017 Subject: The reported operating results for the

Microsoft Word - 2019-03-13_การขายหุ้น DDCJ_EN Pace Development Corporation Public Company Limited 87/2 CRC Tower, All Seasons Place 45th Fl., Unit 4, Wireless Road, Lumpini, Pathumwan, Bangkok 10330

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

the 6 months period ended June 30, 2019 To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited ("the Company") would like to report the information according to the