MDE07_2017_7JUly17 (Translation) No.22/2017 July 7, 2017 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 7/2017 We, AEON Thana

MDE02_5 Feb 17 (Translation) No.3/2018 February 6, 2018 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 2/2018 We, AEON Thana Sinsap

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

: President The Stock Exchange of Thailand By virtue of the resolution of the Board of Directors’ meeting of Pace Development Corporation Public Company Limited (the “Company”) No. 3/2019 dated 14 February 2019

BS09/2545 (Translation) No. 05/2019 March 21, 2019 President The Stock Exchange of Thailand Re: Notification of the Resolution of the Board of Directors’ Meeting No. 4/2019 We, AEON Thana Sinsap

1 / 3 IR.013/2018 19 July 2018 Re: The Information of a Disposition of Assets To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the “Company”) would like

October 30, 2020 Subject: The Management Discussion and Analysis for the year ended 31st December 2019 To: President The Stock Exchange of Thailand Well Graded Engineering Public Company Limited (“the

1 No. CC20190504ELE May 14, 2019 Subject Report of the Resolutions of Board of Directors’ Meeting No.2/2019 To President The Stock Exchange of Thailand The Board of Directors’ meeting of Cal-Comp

President The Stock Exchange of Thailand Capital Engineering Network Public Company Limited (“the company” or “CEN”) hereby noticed that resolution from Board of Directors No.4/2020 held on August 14, 2020

No. Kor Bor Ror. 013/2019 October 22, 2019 President The Stock Exchange of Thailand Sub : Connected transaction, determination of the date for the Extraordinary General Meeting of Shareholders, and