| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Elixir Capital Management Limited | RO | Asset management | 2009-02-18 | 2023-11-17 |
| H S Asset Management Limited (d2010-05-24) | RO | Asset management | 2007-11-26 | 2008-08-07 |
| GAM HONG KONG LIMITED | Rep | Asset management | 2005-12-12 | 2007-03-31 |
| ORIENTAL PATRON ASIA LIMITED | Rep | Advising on securities | 2004-03-29 | 2005-02-22 |
| RO | Advising on securities | 2003-09-24 | 2004-03-29 | |
| Rep | Advising on securities | 2003-07-19 | 2003-09-24 | |
| Rep | Asset management | 2003-07-19 | 2005-11-09 | |
| Merrill Lynch (Asia Pacific) Limited | Rep | Advising on corporate finance | - | 2003-04-29 |
| Rep | Advising on securities | - | 2003-04-29 | |
| Rep | Asset management | - | 2003-04-29 | |
| Rep | Providing automated trading services | - | 2003-04-29 | |
| Rep | Dealing in securities | - | 2003-04-29 |