entitled for subscription of new ordinary shares (Record Date) and Subscription period To: The President of the Stock Exchange of Thailand Enclosure: 1. No. For. 19/2018 Capital Increase, Waiver from

of Baht 550 million, the payment of construction for Baht 2,269 million and the payment for additional capital of the related parties of Baht 743 million. • Net cash used in financing activities of

repaying short-term loan (Bridge Financing) that the company used to acquire Glow Energy Public Company Limited (“GLOW”) was completed in Q4/2019. The company has been successful following the capital

); the Fuel Ethanol Business EBITDA is THB 41 million (-29% QoQ). In June 2017, the company has informed the Stock Exchange of Thailand of the changes in shareholing structure of Bio-based Product business

of Governors of the Stock Exchange of Thailand Reference is made to the resolutions of the Board of Directors’ Meeting No. 6/2018 of Master Ad Public Company Limited (the “Company”), held on May 17

oil production reduction, which left the global OECD oil stock falling below its 5 year average. Dubai crude price in Q3/2018 on average increased by 2.15 $/BBL when compared to Q2/2018 which was due to

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 To: The President of the Stock Exchange of Thailand Enclosure: 1. Capital Increase

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 (Revised No.2) To: The President of the Stock Exchange of Thailand Enclosure: 1

Amount and Term of Bond Issuance, and Determination of Date of the Extraordinary General Meeting of Shareholders No.1/2018 (Revised No.3) To: The President of the Stock Exchange of Thailand Enclosure: 1

Energy Recovery Unit from Thai Oil Public Company Limited and entry into the relevant agreements (Edited) Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Asset