Dec 2017 Liquidity Ratio Current ratio (time) 0.46 0.60 Quick ratio (time) 0.44 0.56 Cash flow ratio (time) 0.71 0.91 Profitability Ratio(1) Gross profit / total sales and services revenue (%) 50.37

Baht 293 million. - 6 - (2.7) Financial Ratios Financial Ratios As at December 31, 2017 As at December 31, 2016 Current Ratio (Times) 1.30 1.02 Quick Ratio (Times) 0.65 0.51 Cash flow Liquidity Ratio

million. - 6 - (2.7) Financial Ratios Financial Ratios As at March 31, 2019 As at December 31, 2018 Current Ratio (Times) 1.94 1.48 Quick Ratio (Times) 0.94 0.65 Cash flow Liquidity Ratio (Times) 1.23 0.54

interest payment of Baht 1.76 million. (2.7) Financial Ratios Financial Ratios As at March 31, 2018 As at December 31, 2017 Current Ratio (Times) 1.58 1.30 Quick Ratio (Times) 0.82 0.65 Cash flow Liquidity

of Baht 170.64 million and repayment of short-term loan of Baht 155.30 million. (2.7) Financial Ratios Financial Ratios As at June 30, 2018 As at December 31, 2017 Current Ratio (Times) 1.48 1.30 Quick

million, but there was an increase in short-term loan of Baht 44.36 million. (2.7) Financial Ratios Financial Ratios As at September 30, 2018 As at December 31, 2017 Current Ratio (Times) 1.36 1.30 Quick

, 2020 As at December 31, 2019 Current Ratio (Times) 1.82 1.64 Quick Ratio (Times) 0.76 0.65 Cash flow Liquidity Ratio (Times) 1.38 0.74 Account Receivable Turnover Ratio (Times) 9.80 9.77 Average

increase of Bt13.8 million or 3.8%(y-o-y), mainly due to an increase in the direct labor costs, Airport concession fee for Aviation refueling services business and depreciation and amortization. The Gross

in the direct labor costs, maintenance cost and the airport concession fee for Aviation refueling services business. The Gross profit margin of the Group was of 55.8% compared to 55.2% of 2017. 1.2.2

increase in the direct labor costs, maintenance cost and the airport concession fee for Aviation refueling services business. The Gross profit margin of the Group was of 55.8% compared to 55.2% of 2017