| Lego Corporate Finance Limited | Rep | Advising on corporate finance | 2016-03-22 | 2022-09-26 |
| DELOITTE & TOUCHE CORPORATE FINANCE LIMITED | Rep | Dealing in securities | 2015-10-19 | 2016-03-09 |
| Rep | Advising on corporate finance | 2015-07-17 | 2016-03-09 |
| QUAM CAPITAL LIMITED | Rep | Advising on corporate finance | 2012-11-05 | 2015-07-04 |
| GUOTAI JUNAN CAPITAL LIMITED | Rep | Advising on corporate finance | 2011-06-24 | 2012-08-23 |
| DELOITTE & TOUCHE CORPORATE FINANCE LIMITED | Rep | Advising on corporate finance | 2010-11-11 | 2011-06-19 |
| Rep | Dealing in securities | 2010-11-11 | 2011-06-19 |
| Optima Capital Limited | Rep | Dealing in securities | 2007-11-20 | 2010-10-19 |
| Rep | Advising on corporate finance | 2007-04-10 | 2010-10-19 |