

| Evaluation date | Evaluation target | Credit rating | Evaluator |
|---|---|---|---|
| November 30, 2020 | Corporate bond | A / positive | NICE Investors Service |
| June 30, 2020 | Commercial paper | A2 | Korea Investors Service |
| April 2, 2020 | Commercial paper | A2 | Korean Ratings |
| Evaluation date | Evaluation target | Credit rating | Evaluator |
|---|---|---|---|
| October 14, 2019 | Corporate bond | A / stable | Korean Ratings |
| October 8, 2019 | Corporate bond | A / stable | NICE Investors Service |
| October 8, 2019 | Corporate bond | A / stable | Korea Investors Service |
| April 19, 2019 | Commercial paper | A2 | Korea Investors Service |
| April 19, 2019 | Corporate bond | A / stable | Korea Investors Service |
| April 17, 2019 | Commercial paper | A2 | Korean Ratings |
| April 17, 2019 | Corporate bond | A / stable | Korean Ratings |
| January 3, 2019 | Commercial paper | A2 | Korean Ratings |
| January 3, 2019 | Corporate bond | A / stable | Korean Ratings |
| January 3, 2019 | Corporate bond | A / stable | Korea Investors Service |
| January 3, 2019 | Commercial paper | A2 | Korea Investors Service |
| Evaluation date | Evaluation target | Credit rating | Evaluator |
|---|---|---|---|
| December 21, 2018 | Corporate bond | A- / Upgrade under review | Korean Ratings |
| December 21, 2018 | Commercial paper | A2- / Upgrade under review | Korean Ratings |
| September 28, 2018 | Commercial paper | A2- / Upgrade under review | Korea Investors Service |
| June 25, 2018 | Corporate bond | A- / stable | Korean Ratings |
| April 19, 2018 | Commercial paper | A2- | Korea Investors Service |
| April 6, 2018 | Commercial paper | A2- | Korean Ratings |
| April 2, 2018 | Corporate bond | A- / stable | Korean Ratings |
| January 23, 2018 | Corporate bond | A- / stable | Korean Ratings |
| January 23, 2018 | Corporate bond | A- / stable | Korea Investors Service |