| Lego Asset Management Limited | RO | Advising on securities | 2019-03-01 | 2021-02-01 |
| RO | Asset management | 2019-03-01 | 2021-02-01 |
| ICBC INTERNATIONAL CAPITAL LIMITED | Rep | Advising on corporate finance | 2010-01-12 | 2010-10-16 |
| Rep | Dealing in securities | 2010-01-12 | 2010-10-16 |
| Credit Suisse (Hong Kong) Limited | Rep | Advising on corporate finance | 2007-04-26 | 2008-12-05 |
| Rep | Advising on securities | 2007-04-26 | 2008-12-05 |
| Rep | Dealing in securities | 2007-04-26 | 2008-12-05 |
| RBS Asia Corporate Finance Limited | Rep | Advising on corporate finance | 2004-04-02 | 2006-04-21 |
| Rep | Dealing in securities | 2004-04-02 | 2006-04-21 |
| Credit Suisse Securities (Hong Kong) Limited | Rep | Advising on corporate finance | - | 2004-03-02 |
| Rep | Advising on securities | - | 2004-03-02 |
| Rep | Asset management | - | 2004-03-02 |