| HAITONG INTERNATIONAL CAPITAL LIMITED | RO | 就機構融資提供意見 | 2022-05-12 | - |
| HAITONG INTERNATIONAL SECURITIES COMPANY LIMITED | RO | 就證券提供意見 | 2022-05-12 | - |
| HAITONG INTERNATIONAL CAPITAL LIMITED | Rep | 就機構融資提供意見 | 2020-09-28 | 2022-05-12 |
| HAITONG INTERNATIONAL SECURITIES COMPANY LIMITED | Rep | 證券交易 | 2020-09-28 | - |
| Rep | 就證券提供意見 | 2020-09-28 | 2022-05-12 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | 就證券提供意見 | 2004-12-06 | 2020-07-28 |
| Rep | 就機構融資提供意見 | 2004-07-19 | 2020-07-28 |
| Rep | 證券交易 | 2004-07-19 | 2020-07-28 |
| Citigroup Global Markets Asia Limited | Rep | 就證券提供意見 | 2004-03-18 | 2004-04-21 |
| Rep | 證券交易 | 2004-03-18 | 2004-04-21 |