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

profit margin is calculated by dividing the Net Profit attributable to Owners of the Parent by Total Revenue and Share of Profit and other income 2 Normalized trailing 12 months Please be informed

from the acquisition of LQSF in Vietnam as well as consulting fees from other investment projects; 2) lower sales contribution of export pressuring net profit margin; 3) higher depreciation resulted from

the O&M service of the MRT Purple Line, both operated in August 2016 which the Company realized those revenues only for 5 months, while fully realized in the year 2017. In addition, interest income

comparing Q2-2022 with Q2- 2021, it found that the changed rate of profit for the period and the total income are different. This is because the projects delivered in Q2-2022 were higher gross margins. As the

margin of THB 23.33 million and THB 59.19 million respectively, increased by 718.50% QoQ and 174.20% YoY. However UWC recorded net loss of THB 163.88 million increased by 28.80% from those of same period

HRC Average Selling Price (Bht./Ton) 18,108 15,709 HRC Cash Margin (Bht./Ton) 1,223 1,334 Unit: million Baht 3rd Quarter 2017 Year-end 2016 Fin an ce S ta tu s Total Assets 31,907 32,615 Total

net profit margin 2) higher depreciation resulted from additional investments in plant, machinery, and office renovations to improve production efficiency and reduce production cost, in order to prepare

% NPAT from financial statements (excl. NCI) 3131 175 -44.2% Gross profit margin 59.1% 58.2% EBITDA margin 70.6% 41.3% NPAT from operation margin (excl. NCI ) 29.9% 22.5% NPAT from financial statements

from operation 104 226 118.2% Net profit (exc. Minority Interest) 102 221 116.5% Gross profit margin 55.1% 58.2% EBITDA margin 23.5% 37.3% NPAT margin (from operation) 14.1% 24.3% NPAT margin (exc