| Golden Eagle Brokerage Limited | Rep | 就证券提供意见 | 2021-02-01 | 2021-05-31 |
| RO | 提供资产管理 | 2020-07-28 | 2021-05-31 |
| INFINITY ASSET MANAGEMENT LIMITED | RO | 就证券提供意见 | 2020-01-17 | 2020-02-28 |
| RO | 提供资产管理 | 2020-01-17 | 2020-02-28 |
| Epigen Group (Hong Kong) Limited | RO | 提供资产管理 | 2016-12-20 | 2020-01-10 |
| Rep | 提供资产管理 | 2016-09-05 | 2016-12-20 |
| BNP PARIBAS SECURITIES (ASIA) LIMITED | Rep | 就证券提供意见 | 2011-11-07 | 2013-07-09 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | 就证券提供意见 | 2008-10-09 | 2011-07-29 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | 就证券提供意见 | 2006-05-24 | 2008-09-29 |
| BEAR STEARNS ASIA LIMITED | Rep | 就证券提供意见 | 2004-05-05 | 2005-05-17 |
| UBS SECURITIES ASIA LIMITED | Rep | 就证券提供意见 | 2003-11-25 | 2004-05-05 |