NA - 509 NA Normalized net profit 8,005 7,615 8,234 2.9% 8.1% 16,042 15,848 -1.2% 5 2Q19 MD&A Advanced Info Service Plc. Financial Position (Bt mn/% to total asset) Post-TFRS 15 Key Financial Ratio

faithfully, Mr. Hiroaki Sano Managing Director 2018 2017 Gross profit margin 21.5% 19.9% Net profit margin 15.2% 11.6% Debt to Equity ratio 0.09 0.11 Earnings per share 2.58 1.90 ROA 15.8% 12.3% ROE 16.3% 13.2%

% Debt to Equity ratio 0.08 0.09 Earnings per share 3.07 2.58 ROA 14.4% 15.8% ROE 17.5% 16.3%

Net operating debt to equity at 0.61 times with strong operating cash flow. Dividend payout remain much higher than its stated policy of 30% of net profits. Perpetual debenture of THB 15b refinanced at

low net debt to EBITDA of 0.8x and decent interest coverage ratio of 16x. Asset turnover: Inventory was well-managed with inventory days declined from 44 days to 22 days due to lower handset stock

of Q1/2020, the Company has an interest bearing debt to equity ratio equal to 2.65 times, slightly increased from the end of the year 2019 which is equal to 2.50 times. The effects of the outbreak

Company’s interest-bearing debt, in exclusion of leases liabilities, were THB 6,050 million, up by THB 1,921 million, representing the interest-bearing debt to equity ratio at 0.7 time, up from 0.5 time as of

shareholder’s equity stood at 1.55 million baht as ending of 31 December 2018 The Company debt to equity ratio stood at 1.55 times and the Interest-Bearing Debt ratio was 1.28 times. Forward Looking The Company

23,006 22,888 3.6% -0.5% 67,164 68,475 2.0% EBITDA margin (%) 53.0% 53.8% 54.0% 53.0% 52.3% 3Q21 MD&A Advanced Info Service Plc. Financial Position Key Financial Ratio (Bt mn/% to total asset) 4Q20 3Q21

) (%) 5.38% 5.66% Capital Structure and Debt Ratio Debt to Equity ratio (time) 0.91 0.86 Debt Service Coverage ratio (DSCR) (time) 2.25 2.13 Note: 1) Gross profit and Net profit were excluded construction