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%

to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director 2017 2016 Gross profit margin 20.6% 13.5% Net profit margin 11.6% 7.1% Debt to Equity ratio 0.11 0.15 Earnings per share

ordinary shares of 1,437,456,000 shares under IPO with a par value of THB 5.00 per share and IPO price at THB 5.20 per share. This capital raising will reduce interest bearing debt to equity ratio of both

novation has no effect to the required Debt to Equity ratio due to the MRTA is fully responsible for the loan repayment according to the concession agreement. Overview Operational Results In the third

required Debt to Equity ratio due to the MRTA is fully responsible for the loan repayment according to the concession agreement. Overview Operational Results In the year 2017, the Company had the net profit

of financial institutions and debenture together with minimizing the impacts from full loan guarantee provided to Power Plant business and its high debt resulting in decreasing in debt to equity ratio

49.34 17.69% Finance cost 49.11 68.10 18.99 38.67% Income tax expenses 48.04 57.52 9.48 19.73% Net profit 181.71 202.58 20.87 11.49% Net profit ratio (ROS) 17.16% 15.74% Earnings per share (Baht) 0.34

RATIO Debt to Equity 0.33 Times 0.36 Times 0.34 Times 0.40 Times Interest Coverage N/A Times N/A Times N/A Times N/A Times Debt Coverage (Cash Basis) 1.01 Times 0.93 Times 0.77 Times 0.96 Times Dividend

ค่าเสื่อมราคา และค่า ตัดจ าหน่าย (net debt to EBITDA ratio) (2) อัตราส่วนความสามารถในการช าระดอกเบี้ย (interest coverage ratio) (3) อัตราส่วนความสามารถในการช าระภาระผูกพัน (debt service coverage ratio