Ref. No. IVL 003/02/2019 26 February 2019 The President The Stock Exchange of Thailand Subject: Submission of Annual Audited Financial Statements and the Management Discussion and Analysis of

and Trading Business Group recorded an average production rate of 109.35 KBD, a level adjacent to plan, Market GRM improved from the previous quarter, while Total GRM declined, primarily due to the

March 20, 2019 Re: Notification of the Resolutions on the Acquisition of Land and Establishment of Subsidiary To: The President The Stock Exchange of Thailand Attachment 1. Information Memorandum of the

with factory building and the Machinery purchase agreement (Additional) Attention President of the Stock Exchange of Thailand According to the Board of Directors Meeting No.10/2020 of UBIS (Asia) Public

3rd Quarter 2017 3rd Quarter 2016 Pe rfo rm an ce Group Revenues 7,109 5,256 Group EBITDA 843 516 Group Net Profit (Loss) 53 (164) HR C HRC Sales (k tons) 393 335 HRC Production Volume (k tons) 386 323

2017 Bangchak Corporation Plc. Table of Contents 7 9 09 8 Refinery Business 13 Marketing Business 14 Green Power Business 16 Bio-Based Products Business 18 Exploration & Production Business 22 26 24

(Translation) NEP-AC 002/2560 9 November 2017 Subject : Management Discussion and Analysis for 3rd Quarter ended 30 September 2017 To : The President The Stock Exchange of Thailand Operating Result

The Stock Exchange of Thailand The Board of Director’s meeting No. 6/2019 of General Engineering Public Company Limited (“the Company”) held on August 14, 2019 has approved and verified the financial

(Translation) NEP-AC 002/2561 9 August 2018 Subject : Management Discussion and Analysis for 2nd Quarter ended 30 June 2018 To : The President The Stock Exchange of Thailand Operating Result NEP

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