owners of the parent 888 783 13.4% 789 12.6% Key Ratios (%) Gross profit margin 34.8% 32.1% 2.7% 34.5% 0.3% SG&A to net sales ratio 20.8% 20.7% 0.1% 21.1% -0.3% EBIT margin 17.3% 15.9% 1.4% 16.9% 0.4

million in the six-month period ended June 30, 2018 and the six-month period ended June 30, 2019, respectively. Meanwhile, the cost of hospital operations to revenue ratios stood at 65.36% and 68.97

bond maturity date. The bond interest rate shall be increased from 6.25 percent per year to 6.50 percent per year for the period in which the revised collateral coverage ratios apply (from 15 April 2025

ended March 31, 2018, respectively. Meanwhile, the cost of hospital operations to revenue ratios stood at 69.91% and 64.85%, respectively. The lower ratio on a period-on-period basis was attributable to

March 31, 2019, respectively. Meanwhile, the cost of hospital operations to revenue ratios stood at 64.85% and 66.03%, respectively. The higher ratio on a period-on-period basis was attributable to the

. Meanwhile, the cost of hospital operations to revenue ratios stood at 66.03% and 67.73%, respectively. The higher ratio on a period-on-period basis was attributable to the Company having some costs in

million baht 1,247 1,247 1,247 Key financial ratios Liquidity ratios Current ratio times 3.07 3.11 3.14 Quick ratio times 2.22 2.38 2.43 Cash ratio times 0.36 0.38 0.45 Receivable turnover times 4.82 4.70

AD PUBLIC COMPANY LIMITED 6 KEY FINANCIAL RATIOS 1Q 2019/20 1Q 2020/21 31-Mar- 2020 30-Jun- 2020 Profitability Ratios Liquidity Ratios Gross profit 1 (%) 37.9% 11.4% Current ratio (times) 0.8 0.8

6 13 May 2019 KEY FINANCIAL RATIOS 2Q 2019/20 2Q 2020/21 31-Mar- 2020 30-Sep -2020 Profitability Ratios Liquidity Ratios Gross profit (%) 35.5% 8.1% Current ratio (times) 0.8 0.7 Operating EBITDA

average Total Assets Return on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q1 2018 Q1 2017 Gross profit margin 23.9% 22.4% Net