additional short term loan drawdown of 827.00 million Baht for working capital management. 9. KEY FINANCIAL RATIOS Key Financial Ratios As of 30 Jun 2017 As of 30 Jun 2018 Liquidity Ratio Current ratio (time

to maintain its D/E ratio of not higher than 2 .0 times. For the long-term loan agreements, there is additional condition to maintain DSCR of not less than 1.1 times. Interest Bearing Debt total

-Bearing Debt. Our Net Interest-Bearing Debt to Equity ratio was at 0.57x. PERFORMANCE BY BUSINESS Utilities Business Revenue from Sales and Services from Utilities Business in 1Q2018 of Baht 422.0 million

Bt2,214.30mn, from interest bearing debt increase bt18.03mn, due to cash flow management. Total shareholders’ equity was Bt1,027.91mn, as a result of Bt353.77mn of 2020 9-month net profit, deducting shares

than the end of 2017 of 89.9 million baht. As ending of third quarter of 2018, the Company‘s debt to equity ratio was 2.90 times and the interest bearing debt to equity is 2.50 times.   Management

Baht for working capital management. 9. KEY FINANCIAL RATIOS Key Financial Ratios As of 31 Mar 2017 As of 31 Mar 2018 Liquidity Ratio Current ratio (time) 0.38 0.56 Profitability Ratio(1) Gross profit

able to achieve higher collection efficiency and cost control management.  The Company purchased bad debt from financial institution in Q1/2018 1,017 million Baht.  The Company’s Interest Bearing Debt

profit margin 17.3% 16.2% Debt to Equity ratio 0.11 0.14 Earnings per share 0.80 0.65 ROA 19.8% 16.3% ROE 20.8% 18.6%

% Debt to Equity ratio 0.10 0.11 Earnings per share 0.46 0.80 ROA 11.0% 19.8% ROE 10.9% 20.8%

faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q2 2019 Q2 2018 Gross profit margin 20.7% 18.8% Net profit margin 14.3% 12.0% Debt to Equity ratio 0.10 0.10 Earnings per share 0.57 0.43 ROA