| Grey Investment Limited | Rep | Advising on securities | 2025-03-10 | - |
| Rep | Advising on securities | 2020-04-27 | 2023-07-18 |
| Rep | Asset management | 2020-04-27 | 2023-07-18 |
| Aardvark Fund Management Limited | RO | Asset management | 2018-12-05 | 2019-08-30 |
| Rep | Asset management | 2018-03-13 | 2018-12-05 |
| ALETHEIA TECHNOLOGIES LIMITED (HK) | RO | Advising on futures contracts | 2013-01-23 | 2014-06-10 |
| RO | Advising on securities | 2012-07-18 | 2018-01-26 |
| Rep | Advising on securities | 2012-06-25 | 2012-07-18 |
| MIZUHO SECURITIES ASIA LIMITED | RO | Advising on futures contracts | 2010-03-01 | 2012-02-27 |
| Rep | Advising on securities | 2009-12-14 | 2012-02-27 |
| GCIS LIMITED | RO | Advising on futures contracts | 2007-11-22 | 2009-12-11 |
| RO | Advising on securities | 2007-11-22 | 2009-12-11 |
| RO | Asset management | 2007-07-19 | 2009-12-11 |
| CLSA RESEARCH LIMITED | Rep | Advising on securities | 2006-07-17 | 2007-06-19 |
| CLSA FUTURES LIMITED | Rep | Dealing in futures contracts | 2006-02-20 | 2006-04-07 |
| Rep | Advising on futures contracts | 2006-02-20 | 2007-06-19 |
| CLSA LIMITED | Rep | Advising on securities | 2006-01-04 | 2007-02-05 |
| CLSA RESEARCH LIMITED | Rep | Advising on securities | 2005-06-28 | 2005-12-23 |
| Rep | Advising on securities | 2003-07-02 | 2004-05-10 |
| CLSA LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2003-06-25 |
| Rep | Asset management | 2003-04-01 | 2003-06-25 |
| Rep | Dealing in securities | 2003-04-01 | 2003-06-25 |
| Rep | Advising on securities | 2003-04-01 | 2003-07-22 |