3Q2022 Financial and Business Update

MK SG&A Expenses In 3Q2022, % SG&A to total revenues decreased from 76% to 53% compared to the same period of last year primarily due to an increase of revenues while most of expenses did not increase as much as revenues. THB Million SG&A 9M2022 SG&A Expenses Breakdown 76% 69% 61% | +20% YoY 68% 6,309 Others, 16% 57% 52% 53% 5,239 Utilities, 7% 54% +41% YoY Rental, 7% 1,925 1,770 2,008 2,118 2,182 1,544 1Q21 2Q21 3Q211Q22 2Q22 3Q22 9M21 9M22 Depreciation, 22% Personel, 48% 9

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