| Lego Corporate Finance Limited | RO | Advising on corporate finance | 2019-06-21 | - |
| Lego Securities Limited | Rep | Dealing in securities | 2019-06-20 | - |
| Lego Corporate Finance Limited | Rep | Advising on corporate finance | 2019-01-14 | 2019-06-21 |
| Goldin Financial Limited | RO | Advising on corporate finance | 2009-08-28 | 2018-12-31 |
| Goldin Equities Limited | Rep | Dealing in securities | 2009-07-17 | 2018-12-31 |
| Goldin Financial Limited | Rep | Advising on corporate finance | 2009-07-17 | 2009-08-28 |
| Optima Capital Limited | RO | Advising on corporate finance | 2008-09-25 | 2009-06-30 |
| Rep | Advising on securities | 2007-11-20 | 2009-06-30 |
| Rep | Dealing in securities | 2007-11-20 | 2009-06-30 |
| Rep | Advising on corporate finance | 2007-06-28 | 2008-09-25 |
| BOCOM International Holdings Company Limited | Rep | Advising on corporate finance | 2005-06-21 | 2007-06-15 |
| CENTRAL CHINA INTERNATIONAL CAPITAL LIMITED | Rep | Advising on corporate finance | 2004-10-08 | 2005-06-08 |
| DELOITTE & TOUCHE CORPORATE FINANCE LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2004-10-06 |