/ Baht 2,099.13 million = 25.77% 2. Net Operating Profit = Trailing 12 months of MK’s Net Profit in proportion of the acquired assets1/ Trailing 12 months of the Company’s Net Profit2 = 8.37% x Baht 320.12

Operating EBITDA (%) 16.2% -11.5% Quick ratio6 (times) 0.8 0.7 Net profit (incl. minority interest) (%) 5.1% -51.5% Account receivable turnover (times) 4.0 3.4 Net profit2 (%) 5.5% -35.0% Average collection

% Interest expenses 6 23 25 9.1% 288.6% Tax 51 55 83 52.6% 62.7% Net profit2 194 175 202 15.4% 4.1% Adjusted net profit3 207 192 228 19.0% 10.3% Gross profit margin 58.9% 58.2% 60.4% EBITDA margin 40.4% 41.4

0.4% 34.3% EBITDA 248 444 372 -16.2% 49.9% Adjusted EBITDA1 273 451 433 -4.1% 58.2% EBIT 151 333 260 -21.7% 72.7% Interest expenses 10 25 22 -10.7% 116.6% Tax 47 83 37 -55.4% -20.4% Net profit2 126 202

% 210 241 15.1% Net profit2 193 288 49.1% 826 846 2.4% Adjusted net profit3 205 305 49.0% 755 964 27.7% Gross profit margin 58.6% 64.0% 58.4% 61.0% EBITDA margin 40.1% 46.4% 44.5% 43.0% Adjusted EBITDA

722 685 -5.1% 38.2% EBITDA 352 524 507 -3.2% 43.9% Adjusted EBITDA1 361 535 542 1.3% 50.3% EBIT 251 413 384 -7.1% 53.0% Interest expenses 23 17 15 -10.2% -33.5% Tax 55 66 82 23.8% 50.4% Net profit2 175

interest) (%) 6.9% -33.4% Account receivable turnover (times) 3.8 4.0 Net profit2 (%) 5.7% -21.0% Average collection period7 (days) 96 94 Return on equity3 (%) 11.8% -0.2% Payable days (days) 126 143