growth in sales for Halcyon Tools and Engineering Co., Ltd. (HENG), our new subsidiary distributor in the Eastern Region established in Q4/2017. HENG had a total revenue of THB 39.70 million in 2017, and

sales for Halcyon Tools and Engineering Co., Ltd. (HENG), a subsidiary distributor in the Eastern Region established in Q4/2016. HENG had a total revenue of THB 2.47 million in 2016, and THB 39.70 million

importance on development of production efficiency. We therefore strongly support participating businesses that wish to improve their production process by providing technical consultation to help them sharpen

stated otherwise) 1Q19 4Q18 1Q18 1Q19 YoY LTM 1Q19 LTM 1Q18 LTM YoY Production Volume (kt) 2,966 2,818 2,325 28% 11,060 9,240 20% Consolidated Revenue1,2 3,030 2,788 2,414 26% 11,357 8,811 29% Core

(except where stated otherwise) 1Q19 4Q18 1Q18 1Q19 YoY LTM 1Q19 LTM 1Q18 LTM YoY Production Volume (kt) 2,966 2,818 2,325 28% 11,060 9,240 20% Consolidated Revenue1,2 3,030 2,788 2,414 26% 11,357 8,811 29

2017 Bangchak Corporation Plc. Table of Contents 6 8 08 8 Refinery Business 12 Marketing Business 13 Green Power Business 15 Bio-Based Products Business 18 Exploration & Production Business 21 25 23

and derivatives business operators to support the government’s policy above and align with the holiday schedule established for financial institutions and specialized financial institutions.   

with the Cabinet’s resolution and the special holiday schedule established for financial institutions and specialized financial institutions for the year 2023. _________________________

Derivative Warrants | PTTE24C2008A | DERIVATIVE CALL WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY FINANSIA SYRUS SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN

Derivative Warrants | PTTEP01C2512A | DERIVATIVE CALL WARRANTS ON PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ISSUED BY BUALUANG SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN DECEMBER