) February 27, 2019 Re : Report the operating result for the year ended December 31 ,2018 by more than 20 percent. To : Director and Manager the Stock Exchange of Thailand According to the resolution of the

November 14, 2019 Re : Approval of Acquisition of Assets To : The President The Stock Exchange of Thailand The Borad of Directors’ Meeting of World Corporation Public Company Limited (“the Company”) No.8

Assets (revised) To : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of World Corporation Public Company Limited (“the Company”) No.8/2019 Held on November 14, 2019 at 14.00

Assets N Hospital Company Limited with additional 16.67 percent To : The President The Stock Exchange of Thailand The Board of Directors’ Meeting of World Corporation Public Company Limited (“the Company

DEMCO 012 operating result Q 1-63 E DEMCO Public Company Limited No. Demco AC002/2020 May 18, 2020 Subject : The company’s operating result for the quarter 1/2020 To : The president, The Stock

Agenda Items for the 2020 Annual General Meeting of Shareholders. To : Director and Manager The Stock Exchange of Thailand Nation Broadcasting Corporation Public Company Limited (the “Company”) would like

หน้า 1 ของ 3 (Translation) No. ACC6702/001 February 28, 2024 Subject: Clarification of operating results for the Annual Year 2023 (Revised) To: The President, The Stock Exchange of Thailand Advanced

have opportunities for further improvement especially on the board responsibilities conforming to the best practice guidelines. The SEC together with The Stock Exchange of Thailand, Thai Institute of

Special Investigation (DSI) for manipulating prices of 12 securities during 2008-2010.With referral from the Stock Exchange of Thailand on irregular trading condition of 12 securities, the SEC probed into

accounting period. As 31st December was determined by 90% of listed companies as the end of their accounting period, AGM will thus be held by 30th April each year. This year marks the 10th anniversary of AGM