Company’s stock in the period of 7 business days prior to the Board of Director’ Meeting dated 12 December 2017, equaling to Baht 12.43, representing 19.55% discount from such weighted average market price

weighted average market price of the Company’s stock in the period of 7 business days prior to the Board of Director’ Meeting dated 12 December 2017, equaling to Baht 12.43, representing 19.55% discount from

FY2019 Bangchak Corporation Plc. | in gross profit, even though the average selling price of Ethanol declined due to domestic ethanol stock remaining at high levels. Natural Resources Business Group

of Thailand. The company has informed the Stock Exchange of Thailand (SET) to make a tender offer for GLOW’s remaining stock of 4.75% at the offering price of 90.8136 Baht per share, in which the

Extraordinary General Meeting of Shareholders No. 1/2018 To: The President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on the Asset Acquisition and Connected Transactions of U City Public

Agreement which is a Connected Transaction, Appointment of the Independent Financial Advisor and Calling the Extraordinary General Meeting of Shareholders No. 2/2019 (amended) To The President The Stock

/2019 (2nd additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of

/2019 (additional) To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of KPN

/2019 To Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) Regarding the Purchase of the Ordinary Shares of KPN Academy

No UN/SET/HO/A61/011503 15th January 2018 Subject: Clarification of the Connected Transaction in the company’s asset disposal Attention: President of the Stock Exchange of Thailand Unique Engineering