| OnePlatform Asset Management Limited | Rep | 就證券提供意見 | 2019-01-15 | 2020-04-22 |
| Rep | 提供資產管理 | 2019-01-15 | 2020-04-22 |
| Rep | 證券交易 | 2019-01-15 | 2020-04-22 |
| OnePlatform Securities Limited | RO | 就證券提供意見 | 2016-07-28 | 2019-05-02 |
| Rep | 證券交易 | 2016-04-13 | 2019-05-02 |
| CIS SECURITIES ASSET MANAGEMENT LIMITED | RO | 提供資產管理 | 2013-01-11 | 2014-02-10 |
| OnePlatform Asset Management Limited | RO | 提供資產管理 | 2009-08-06 | 2019-01-15 |
| RO | 證券交易 | 2007-07-04 | 2019-01-15 |
| RO | 就證券提供意見 | 2005-12-14 | 2019-01-15 |
| JUPITER ASSET MANAGEMENT (ASIA PACIFIC) LIMITED | Rep | 就證券提供意見 | 2003-10-21 | 2005-10-10 |
| Rep | 證券交易 | 2003-10-21 | 2005-10-10 |
| Manulife Investment Management (Hong Kong) Limited | RO | 就機構融資提供意見 | - | 2003-05-02 |
| RO | 就證券提供意見 | - | 2003-05-02 |
| RO | 提供資產管理 | - | 2003-05-02 |
| RO | 證券交易 | - | 2003-05-02 |