วันที่ 14 สิงหาคม 2550 DEMCO Public Company Limited No. Demco AC001/2019 February 28, 2019 Subject : The company’s operating result of the year 2018 To : The president, The Stock Exchange of Thailand

31, 2019 To: Director and Manager The Stock Exchange of Thailand The Board of Director’s meeting No. 3/2019 of General Engineering Public Company Limited (“the Company” ) held on May 14, 2019 has

November 10, 2017. Re: Management Discussion and Analysis for the period 3 months September 30, 2017. To: The Registrar, Stock Exchange of Thailand. Patkol Public Company Limited : Management

previous year Attention President, The Stock Exchange of Thailand Buriram Sugar Public Company Limited and its subsidiaries (“the Company”) would like to report the operating result by considering the

ที่ FPI Ref. FPI.007/2020 15 July 2020 Subject : Management Discussion & Analysis of Performance Results of Quarter 1 2020 To : Board of Directors and President of The Stock Exchange of Thailand

analysis report of the financial positions and result of business operations differences more than 20% compare to the previous year. To : Board of Governors and the President of The Stock Exchange of

transaction including additional announcement and according to the announcement of the Stock Exchange of Thailand regarding the revealing of operating data of registered company in connected transaction B.E

transaction is deemed to be a transaction on acquisition of assets in accordance with the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of

- Translation - 9 August 2018 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2018 Attention: The President of the Stock Exchange of Thailand Exotic

and the Notification of the Board of Governors of the Stock Exchange of Thailand (SET), entitled Disclosure of Information and Other Acts of Listed Companies concerning the Connected Transaction, B.E