| Category | 2019 | 2020 | 2021 |
|---|---|---|---|
| Corporate governance rating | A | A | A |
| Corporate Name | Date Appointed | Contract Period | Latest Audit Opinion |
|---|---|---|---|
| Deloitte Anjin LLC | December 31, 2021 | January 1, 2022~December 31, 2024 | - |
| Ernst&Young Han Young | December 31, 2020 | January 1, 2021~December 31, 2021 | Unqualified |