2Q19. 3 3Q19 MD&A Advanced Info Service Plc. In summary, reported EBITDA stood at Bt59,159mn, 6.2% YoY, with a margin of 44.2%, in line with the FY19 guidance of stable YoY. Reported net profit grew 5.1

2,346 19.3% NNP - Owner of the parent 1,121 1,393 24.3% EBITDA margin (%) 27.4% 27.9% NNP margin (%) 9.5% 9.9% % NNP - Owner of the parent 57.0% 59.4% Remark: * Normalized net profit = Net profit

ratio 30-Sep-19 30-Sep-18 Gross profit margin 29.6% 29.6% EBITDA margin 21.0% 17.6% Net profit margin 1.2% 4.3% Efficiency ratio 30-Sep-19 30-Sep-18 Return on equity* 0.8% 9.9% Return on asset* 2.6% 7.5

ratio 30-Sep-19 30-Sep-18 Gross profit margin 29.6% 29.6% EBITDA margin 20.9% 17.6% Net profit margin 1.2% 4.3% Efficiency ratio 30-Sep-19 30-Sep-18 Return on equity* 3.5% 9.7% Return on asset* 5.9% 7.0

-recurring items 0.49 0.55 0.48 (13%) (3%) 2.06 2.20 7% Gross Profit Margin (excl. other income) 49% 48% 48% (1%) (1%) 49% 50% 0% Operating Profit Margin (exc. non-recurring item) 34% 37% 30% (7%) (3%) 37% 37

Profitability ratio 31-Dec-19 31-Dec-18 Gross profit margin 26.4% 30.7% EBITDA margin 22.5% 18.0% Net profit margin 5.2% 5.2% Efficiency ratio 31-Dec-19 31-Dec-18 Return on equity 6.6% 5.9% Return on asset 5.9

/loss from JVs/associaties (equity income) 31.1 (1.1) N.A. 37.9 9.4 303.4% Finance cost 909.8 556.3 63.6% 111.0 132.5 (16.2)% Reported Net Profit/Loss (628.9) (983.2) (36.0)% 93.1 (387.5) N.A. GOP margin

) 0.54 2.03 1.60 Gross Profit margin (%) (10.69) (0.77) 2.83 Net profit margin to sales* (%) 15.19 (5.55) (1.51) Average return on equity** (%) 73.65 (154.97) (18.81) Average return on assets*** (%) 9.28

projects. Key Financial Ratio Profitability ratio 31-Mar-20 31-Mar-20 (excl. TFRS 16) 31-Dec-19 Gross profit margin 35.6% 26.3% 36.0% EBITDA margin 19.1% 5.8% 15.6% Net profit margin -6.5% -6.7% 0.1

company’s new projects. Key Financial Ratio Profitability ratio 30-Jun-20 30-Jun-20 (excl. TFRS 16) 30-Jun-19 Gross profit margin 12.5% 6.2% 31.9% EBITDA margin 2.0% -12.7% 13.8% Net profit margin -32.5