Page 1 of 4 No. RJH – SET 4/2019 25 February 2019 Subject : Management’s Discussion and Analysis for the fourth Quarter of 2018 and year ended December 31, 2018 To : The President The Stock Exchange

, www.getabecboiler.com No. GTB-AC001/2562 22 February 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Managing Director The Stock Exchange of Thailand Getabec Public Company

Stock Exchange of Thailand Reference: Letter No. OP. 435/ 2019 dated 12 December 2019 on the entering into the Conditional Share Purchase Agreement for the acquisition of a majority shareholding in PT

1 - Translation – Ref: JKNGB-002-05/2018 May 11, 2018 Subject Management’s Discussion and Analysis for the quarter ended March 31, 2018 To The President The Stock Exchange of Thailand Management’s

Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 1st quarter of fiscal year 2023 ended as

Disposal of Assets To: President The Stock Exchange of Thailand Enclosures: 1. Information Memorandum on the Acquisition and disposal of Assets Board of Directors Meeting of E for L Aim Public Company

สารสนเทศข่าว มติ BOD 5-60 20171129En No. NDR013/2017 Subject Resolution of the Board of Directors’ Meeting To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the

Thailand NPPG (Thailand) Public Company Limited (the “Company”) hereby notifies The Stock Exchange of Thailand that the Board of Directors’ Meeting No. 10/2018, held on October 11, 2018, resolved to grant

May 11, 2018 Re: Management Discussion and Analysis for the period 3 months March 31, 2018 To: The Registrar , Stock Exchange of Thailand Patkol Public Company Limited: Management Discussion and

(Translation) UAC.CS/013/2019 August 14, 2019 Subject: Explanation of the operating results for the second quarter period ended June 30, 2019 To: President The Stock Exchange of Thailand Attachment