services. In addition, the Company has adjusted the selling price of certain menus in March 2022. G R O S S P R O F I T a n d G R O S S P R O F I T M A R G I N : • The Company’s EBITDA in Q1/2022 and Q1/2021

increased by Baht 226.7 million from increasing in unit rate which is adjusted in line with the increase in average natural gas price from second quarter of 2022. However, sales of biomass power plants

investment. When compare Q4– 2022 to Q4– 2021, it found that there was a provision for loss based on the value obtained from the fair value measurement using the discounted cash flow model that adjusted in the

quarter of 2022. However, sales of natural gas power plant decreased by Baht 51.2 million from decreasing in unit rate which is adjusted in line with the decrease in average natural gas price from third

44.28 49.64 9% -8% 39.81 51.72 30% DTD/DB 2.36 0.66 2.15 -1.78 -0.04 -102% -107% 2.75 0.33 -88% Crude Oil Price Situation Average Dubai crude oil price in Q2/2017 when compared to Q2/2016 has adjusted

interest Total 1. Balance at the beginning 25x0 x x x x x x x (x) x x 2. Accumulation from write off x x x 3. Adjusted balance x x x x x x x (x) x x Alteration between a period 4. Appraisal surplus x x 5

off x x x 3. Adjusted balance x x x x x x x (x) x x Alteration between a period 4. Appraisal surplus x x 5. Revaluation surplus (deficit) in investment x x 6. Retained earning (deficit) arising from

x (x) x x 2. Accumulation from write off x x x 3. Adjusted balance x x x x x x x (x) x x Alteration between a period 4. Appraisal surplus x x 5. Revaluation surplus (deficit) in investment x x 6

Mogas/Dubai crack spread (UNL95/DB) in Q1/2018 averaged at 13.69 $/BBL, a decrease of 1.01 $/BBL compared to Q1/2017, resulting from the demand slowing growth for Mogas after the price adjusted upward

). Total Gross Refinery Margin (Total GRM) rose 67% YoY and 26% QoQ, while Market GRM lowered from the decreasing production volume. Moreover, the average crude price adjusted upward in the quarter, leading