7.3% Total Equity 81,825 23% 78,214 23% Key Financial Ratio 3Q21 2Q22 3Q22 Interest-bearing debt to equity (times) 1.2 1.1 1.2 Net debt to equity (times) 1.1 0.9 1.1 Net debt to EBITDA (times) 0.9 0.9

% 54,822 17 % Others 25,141 7.5 % 25,145 7.6 % Total Equity 85,816 25 % 79,967 24 % Key Financial Ratio 1Q22 4Q22 1Q23 Interest-bearing debt to equity (times)* 1.1 1.0 1.0 Net debt to equity (times)* 0.9 0.9

Ratio 2Q22 1Q23 2Q23 Interest-bearing debt to equity (times)* 1.1 1.0 1.0 Net debt to equity (times)* 0.9 0.8 0.9 Net debt to EBITDA (times)* 0.8 0.7 0.8 Net debt & lease liability & spectrum license

equity (times)* 1.2 1.0 1.2 Net debt to equity (times)* 1.1 0.9 1.0 Net debt to EBITDA (times)* 1.0 0.8 0.9 Net debt & lease liability & spectrum license payable to EBITDA 2.2 1.9 1.9 Current Ratio (times

(times) 3.1 4.0 4.3 Interest-bearing debt to equity (times)* 1.0 1.4 1.4 Net debt to EBITDA (times)* 0.8 1.1 0.9 Net debt & lease liability 1.9 2.9 2.5 & spectrum license payable to EBITDA Current Ratio

, 2020, the consolidated current ratio was 2. 20 times, decreased from 2.95 times as at December 31, 2019. The quick ratio was 0.93 time, slightly decreased from December 31, 2019 at 0.99 time. Short-term

assets. Note: According to the debentures and long-term loan agreements, the company was required to maintain its D/E ratio of not higher than 2 .0 times. For the long-term loan agreements, there is

in process of Tubma reservoir project. Note: According to the debentures and long-term loan agreements, the company was required to maintain its D/E ratio of not higher than 2 .0 times. For the long

to supply such items for others if the capacity is available at any point of times to maximize the benefits and lower production costs in the long run. The new factory is expected to commence the

company was required 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. 3) Shareholder’s