Financial and Operating Highlights * ไม่รวมต้นทุนค่าเสื่อมราคาและค่าตัดจ าหน่าย Operating highlight in Q4/2018 and 2018 Q4/17 Q3/18 Q4/18 Change +/(-) 2017 2018 Change +/(-) (THB million) QoQ YoY YoY

exchange Earnings from operation before change in operating assets and liabilities Operating assets (increase) decrease Long-term deposits at financial institutions Securities purchased under reverse

securities (Gain) Loss from assets distribution (Gain) Loss from foreign currencies exchange Earnings from operation before change in operating assets and liabilities Operating assets (increase) decrease Long

off (Gain) Loss from regulation of securities (Gain) Loss from assets distribution (Gain) Loss from foreign currencies exchange Earnings from operation before change in operating assets and liabilities

ratio from domestic and export sales 55:45 respectively change from the proportion of 64:36 for the corresponding period last year. Revenues from overseas sales which are mainly generated from sales of

375.56 (15.12) (4.0) Income tax expense 150.97 300.49 (149.52) (49.8) Total expenses 2,522.92 2,340.76 182.16 7.8 1,983.86 1,703.23 280.63 16.5 Non-controlling Interests (0.01) - (0.01) - Profit before

reported is d ifferent from that reported in the previous period. Operating Highlights in Q1/2020 Q1/19 Q4/19 Q1/20 Change +/(-) (Unit: Million Baht) QoQ YoY Operating revenue 9,067 18,279 18,308 0% 102

Discussion and Analysis of Business Operation for Q1/2019 Bangchak Corporation Plc. I 5 Important Events in the Quarter  Important change in accounting policy from the International Financial Reporting

.  Domestic Contract Manufacturing (CMG) sales grew by c.15% YoY, supported by new products launch, growth from some existing products as well as change of the sales platform of some CMG customer from export to

1 25 May 2020 Subject: Notification on Resolution of the Board of Directors’ Meeting No. 5/2020, Change of Directors and Directors’ Power, Entering into Connected Transaction, Entering into