March 12,2020 Subject: Notification of the disposal of shares in the Biogas Power Plant Business of Akkrawat Crop Rotation Energy Company Limited (Revised No.2) Attention: President Stock Exchange of

matters: 1. Approved to dispose of the assets having the total value of not exceeding THB 14,000 million to King Power MahaNakhon Co., Ltd. which is not a connected person of the Company; therefore, it

: Restatement of financial statement 2017 due to the changes in the fair value of the interest acquired in Geothermal Power Plant project in Indonesia. The company and its subsidiaries 2018 performance recorded

155.6%, arising from increase in available payment from GHECO-One, according to the Power Purchase Agreement (“PPA”) which is based on the principle that annual Availability Payment (“AP”) will not lower

of DCBU and CDBU. The other sales contributions are also from MPBG (Merchant Power Solutions), sales of which rose 27.7% from those of the same period last year. This was attributable to the continuous

Bangchak Corporation Plc. I 2 03 Table of Contents 06 08 20 22 24 26 Executive Statement Summary of Income Business Performance 08 - Refinery & Trading 13 - Marketing 15 - Power Plant 17 - Bio-based Products

Derivative Warrants | BGRI13C2002A | DERIVATIVE CALL WARRANTS ON B.GRIMM POWER PUBLIC COMPANY LIMITED ISSUED BY KGI SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN FEBRUARY 2020 # A

Derivative Warrants | SAWA27C1511A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY RHB OSK SECURITIES (THAILAND) PUBLIC COMPANY LIMITED LAST TRADING IN NOVEMBER

Derivative Warrants | SAWA11C1511A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY KASIKORN SECURITIES PUBLIC COMPANY LIMITED LAST TRADING IN NOVEMBER 2015 # A

Derivative Warrants | SAWA23C1605A | DERIVATIVE CALL WARRANTS ON SRISAWAD POWER 1979 PUBLIC COMPANY LIMITED ISSUED BY SCB SECURITIES COMPANY LIMITED LAST TRADING IN MAY 2016 # A | Stock in SET100