% 4.6% Liquidity ratio 31-Dec-19 31-Dec-18 Current ratio (time) 1.41 1.35 Leverage ratio 31-Dec-19 31-Dec-18 Interest bearing debt to equity (time) 0.94 0.40 Net interest bearing debt to equity (time

value of the foreign currency debt is lowered when converted back to Thai Baht. Performance comparison between Q2/ 2019 and Q1/ 2019 power plant business recorded an increase in revenue by THB 40 million

/Equity Ratio 1.75 1.44 1.75 1.44 Net Debt/Equity Ratio 1.28 1.18 1.28 1.18 Leverage (Net Debt/EBITDA) 3.76 3.03 3.76 3.03

2017 FY2016 Return on Equity (ROE) 8.37% 2.52% 12.22% 11.29% Return on Assets (ROA) 5.05% 1.56% 7.37% 6.97% Return on Fixed Assets (ROFA) 23.35% 22.33% 27.68% 31.92% Debt/Equity Ratio 0.69 0.62 0.69 0.62

% 7% 5% 7% Return on Fixed Assets (ROFA) 26% 29% 26% 29% Debt/Equity Ratio 1.41 1.34 1.41 1.34 Net Debt/Equity Ratio 1.11 0.81 1.11 0.81 Leverage (Net Debt/EBITDA) 2.80 2.25 2.80 2.25

% 36.06% Debt/Equity Ratio 1.34 0.67 1.34 0.67 Net Debt/Equity Ratio 0.81 0.25 0.81 0.25 Leverage (Net Debt/EBITDA) 2.27 0.71 2.27 0.71

period 63.72 113.16 -49.44 -44% Q2 2018 Q2 2017 FY 2018 FY 2017 Return on Equity (ROE) 17% 16% 16% 16% Return on Assets (ROA) 8% 10% 7% 10% Return on Fixed Assets (ROFA) 35% 33% 32% 34% Debt/Equity Ratio

(ROFA) 28% 22% 31% 30% Debt/Equity Ratio 1.38 0.78 1.38 0.78 Net Debt/Equity Ratio 1.13 0.43 1.13 0.43 Leverage (Net Debt/EBITDA) 3.06 1.80 2.82 1.35

2019 FY 2020 FY 2019 Return on Equity (ROE) 1.48% 0.01% 8.65% 6.51% Return on Assets (ROA) 0.44% 0.00% 2.55% 2.59% Return on Fixed Assets (ROFA) 17.46% 16.31% 21.36% 21.00% Debt/Equity Ratio 3.03 1.59

2018 Return on Equity (ROE) -1% 10% 4% 14% Return on Assets (ROA) 0% 5% 2% 7% Return on Fixed Assets (ROFA) 16% 29% 20% 31% Debt/Equity Ratio 1.61 1.38 1.61 1.38 Net Debt/Equity Ratio 1.34 1.13 1.34 1.13