1 Ref: AC.031/2017 15 August 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.004/2018 26 February 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

follows; Operating Performance 1. Revenues Unit: Million Baht In general of the 1st quarter 2018, the Company could generate total revenue amounted to Baht 381.53 million decreasing 7 percent from the same

–2021 Balance by Quarter Change Q2–21 Q1–21 Q2–20 Q2–21 VS Q1–21 Q2–21 VS Q2–20 (Million Baht: MB) (MB) % (MB) % Total revenue 2,081.2 1,824.2 1,187.6 257.0 14.1 893.6 75.2 Total operating expenses

440.42 -0.84 -0.19 436.01 434.47 1.54 0.35 Profit (Owners of the parent) 33.33 70.57 -37.24 -52.77 48.54 71.49 -22.95 -32.11 Total Comprehensive Income for the Period 28.63 64.27 -35.64 -55.46 In overall

-0.85 -0.77% 109.88 109.23 0.65 0.59% Profit (Owners of the parent) 9.68 9.48 0.20 2.12% 8.63 12.59 -3.96 -31.46% Total Comprehensive Income for the Period 8.67 6.37 2.30 36.05% In overall the profit of

back expected +4-5% range. We expect the overall burnt and crude product market contraction in 2020 and expansion in 2021 to be in the same range. This being said, we do not expect further major

December 2021 which was audited by the auditor. The Company’s overall performance can be summarized as follows: Performance Unit: THB Million 2020 2021 Inc./(Dec.) % Inc./(Dec.) Services income 345.53 515.00

ended 31 March 2022 which was reviewed by the auditor. The Company’s overall performance can be summarized as follows: Performance Unit: THB Million 1Q2021 1Q2022 Inc./(Dec.) % Inc./(Dec.) Services income

ended 31 March 2023 which was reviewed by the auditor. The Company’s overall performance can be summarized as follows: Performance Unit: THB Million 1Q2022 1Q2023 Inc. (Dec.) % Inc. (Dec.) Services income