| BlackRock Asset Management North Asia Limited | Rep | 證券交易 | 2018-04-13 | 2020-05-28 |
| Rep | 就證券提供意見 | 2018-03-26 | 2020-05-28 |
| Rep | 提供資產管理 | 2018-03-26 | 2020-05-28 |
| Nexus Investment Advisors Limited | RO | 就證券提供意見 | 2014-07-23 | 2018-02-26 |
| RO | 提供資產管理 | 2014-05-02 | 2018-02-26 |
| SPARX Asia Investment Advisors Limited | Rep | 就證券提供意見 | 2010-10-18 | 2014-01-31 |
| Rep | 提供資產管理 | 2010-10-18 | 2014-01-31 |
| Citigroup Global Markets Asia Limited | Rep | 就機構融資提供意見 | 2004-08-23 | 2005-07-27 |
| Rep | 證券交易 | 2004-08-23 | 2005-07-27 |
| CITIGROUP GLOBAL MARKETS HONG KONG FUTURES AND SECURITIES LIMITED | Rep | 證券交易 | 2004-08-23 | 2005-07-27 |
| Rep | 證券交易 | 2003-10-16 | 2003-10-27 |
| Citigroup Global Markets Asia Limited | Rep | 就證券提供意見 | - | 2003-10-16 |
| Rep | 提供資產管理 | - | 2003-10-16 |
| Rep | 提供自動化交易服務 | - | 2003-10-16 |
| Rep | 就機構融資提供意見 | - | 2003-10-27 |
| Rep | 證券交易 | - | 2003-10-27 |