| BlackRock Asset Management North Asia Limited | Rep | Dealing in securities | 2018-04-13 | 2020-05-28 |
| Rep | Advising on securities | 2018-03-26 | 2020-05-28 |
| Rep | Asset management | 2018-03-26 | 2020-05-28 |
| Nexus Investment Advisors Limited | RO | Advising on securities | 2014-07-23 | 2018-02-26 |
| RO | Asset management | 2014-05-02 | 2018-02-26 |
| SPARX Asia Investment Advisors Limited | Rep | Advising on securities | 2010-10-18 | 2014-01-31 |
| Rep | Asset management | 2010-10-18 | 2014-01-31 |
| Citigroup Global Markets Asia Limited | Rep | Advising on corporate finance | 2004-08-23 | 2005-07-27 |
| Rep | Dealing in securities | 2004-08-23 | 2005-07-27 |
| CITIGROUP GLOBAL MARKETS HONG KONG FUTURES AND SECURITIES LIMITED | Rep | Dealing in securities | 2004-08-23 | 2005-07-27 |
| Rep | Dealing in securities | 2003-10-16 | 2003-10-27 |
| Citigroup Global Markets Asia Limited | Rep | Advising on securities | - | 2003-10-16 |
| Rep | Asset management | - | 2003-10-16 |
| Rep | Providing automated trading services | - | 2003-10-16 |
| Rep | Advising on corporate finance | - | 2003-10-27 |
| Rep | Dealing in securities | - | 2003-10-27 |