| 2023-04-24 | 2022 Corporate Social Responsibility Report（Download A） |  |
| 2022-04-25 | 2021 Corporate Social Responsibility Report（Download A） | |
| 2021-05-07 | 2020 Corporate Social Responsibility Report（Download A） | |
| 2020-04-28 | Environmental, Social and Governance Report 2019（Download A） | |
| 2019-05-28 | Environmental, Social and Governance Report 2018（Download A） | |
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