| Domestic Credit Ratings
| Korea Investors Service |
Non guaranteed bond |
AA |
| Korea National Information & Credit Evaluation Inc., NICE |
| Korea Ratings |
| Overseas Credit Ratings
| Moody's |
Long-term Issuer credit ratings |
Baa2 |
| Short-term Issuer credit ratings |
P-2 |
| Standard & Poor's |
Long-term Issuer credit ratings |
BBB |
| Short-term Issuer credit ratings |
A-2 |