-Translation- No. ECF2 005/2019 17 January 2019 Subject: Cancellation of the resolutions of the Board of Directors’ Meeting No. 13/2018 in relation to the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for 2019 Annual General Meeting of Shareholders...

Management Discussion & Analysis of Business Operation Bangchak Corporation Public Company Limited For the year ended December 31st, 2018 Management Discussion and Analysis of Business Operation for FY2018 Bangchak Corporation Plc. I 2 Table of Content Management Discussion & Analysis of Business Operation 03 Executive Summary 05 Important Events 08 Statement of Income 10 Business Performance 10 Refinery & Trading Business Group 15 Marketing Business Group 17 Power Plant Business Group 19 Bio-Ba...

3,291,419,906.93) (the “Pre-Debt to Equity Conversion Debt”). Enclosure 4 13 4. ACO I agreed to reduce a part of the outstanding Trade Debt (i.e. a haircut) by waiver of the 1st Interest Portion of USD 95,377,980

95,377,980, or equivalent to THB 3,291,419,906.93) (the “Pre-Debt to Equity Conversion Debt”). Enclosure 4 13 4. ACO I agreed to reduce a part of the outstanding Trade Debt (i.e. a haircut) by waiver of the

4,275,683,281.33, and the 1st Interest Portion of USD 95,377,980, or equivalent to THB 3,291,419,906.93) (the “Pre-Debt to Equity Conversion Debt”). 4. ACO I agreed to reduce a part of the outstanding Trade Debt

1/8 เลขท่ี 1 อาคาร ทีพี แอนด์ ที ชัน้ 14 ซอยวิภาวดีรังสติ 19 14th Floor, TP&T Tower 1 Soi Vibhavadee-Rangsit 19 Tel : (662) 936-1661-2 แขวงจตจุกัร เขตจตจุกัร กรุงเทพฯ 10900 Chatuchak, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 079/0960 25 September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary...

1/8 เลขท่ี 1 อาคาร ทีพี แอนด์ ที ชัน้ 14 ซอยวิภาวดีรังสติ 19 14th Floor, TP&T Tower 1 Soi Vibhavadee-Rangsit 19 Tel : (662) 936-1661-2 แขวงจตจุกัร เขตจตจุกัร กรุงเทพฯ 10900 Chatuchak, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 082/0960 25 September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary...

1/8 เลขท่ี 1 อาคาร ทีพี แอนด์ ที ชัน้ 14 ซอยวิภาวดีรังสติ 19 14th Floor, TP&T Tower 1 Soi Vibhavadee-Rangsit 19 Tel : (662) 936-1661-2 แขวงจตจุกัร เขตจตจุกัร กรุงเทพฯ 10900 Chatuchak, Chatuchak, Bangkok 10900, Thailand Fax : (662) 936-1669 ทะเบียนเลขท่ี 0107554000097 Registration No. 0107554000097 HYDROTEK PUBLIC COMPANY LIMITED บริษทั ไฮโดรเท็ค จ ำกดั (มหำชน) (Translation) No. 084/0960 26 September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary...

jointly reduce crude production. Dubai crude price in Q4/2017 on average increased by 8.88 $/BBL when compared to Q3/2017, with respect to the OPEC and Non-OPEC countries’ joint decision to extend their

business of the Company and/or reduce the debt to equity ratio of the company. 4 7. Benefits of Capital Increase/Allocation to Shareholders 7.1 Dividend policy The company has a policy to pay dividends to