, mainly from net profit in 3Q17. Key Financial Ratio Financial ratio 3Q16 2Q17 3Q17 Current ratio 0.51 0.54 0.54 Debt to Equity ratio 1.63 1.91 2.28 Interest Bearing Debt to Equity ratio 0.48 0.67 1.00

to total shareholders’ equity as at 31 December 2016, mainly from net profit in 3Q17. Key Financial Ratio Financial ratio 3Q16 2Q17 3Q17 Current ratio 0.51 0.54 0.54 Debt to Equity ratio 1.63 1.91 2.28

Ratio 12 Months 2019 12 Months 2018 Gross Profit Margin (%) 42.3 43.8 Net Profit Margin (%) 4.3 5.2 Return on Asset (%) 7.9 10.0 Return on Equity (%) 12.3 15.4 Current Ratio (Times) 1.7 1.6 Debt to Equity

Product Company Limited”) - Short – term loans from and accrued interest – related company decreased by 40 MB due to the subsidiary repay debt to the related company 40 MB. - Other current liability

2.18% 3.39% Current ratio (x) 1.04 1.02 Debt/Equity (x) 0.71 0.69 Interest-bearing debt/Equity (x) 0.34 0.36 Interest coverage (x) 6.91 13.61 Book value per share (Baht) 5.42 5.38

Net Profit less extraordinary items less tax adjusted inventory gain/loss. Net Operating Debt is Net Debt (total debt less cash and current investments) less cash outflow for the various projects

-4.8% from both current (lower trade & other payable and current portion of long-term debt) and non-current liabilities (lower lease liability and spectrum payable offset by increased long-term

profit in 2016 and dividend payment. Key Financial Ratio Financial Ratio 2016 2017 Current ratio 0.59 0.54 Debt to Equity ratio 1.69 2.19 Interest Bearing Debt ratio 0.77 1.13 Return on Asset 15.5% 14.6

December 2019. Current liabilities decreased Baht 13,408 million due to:  Other payables and accrued expenses decreased by Baht 6,012 million mainly from the debt to equity conversion program and reclassify

assets 98,604 107,460 106,617 8% (1%) Total assets 105,269 120,574 122,366 16% 1% Current liabilities Interest-bearing debt - 1 year 2,436 2,274 2,234 (8%) (2%) Other current liabilities 10,691 12,080