| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Grace Financial Limited (HK) | RO | Asset management | 2018-05-23 | 2020-12-31 |
| RO | Advising on securities | 2011-06-16 | 2020-12-31 | |
| SYMPHONY AMP LIMITED | RO | Advising on securities | 2007-07-12 | 2008-10-31 |
| WALDEN TECHNOLOGY MANAGEMENT (H.K.) LIMITED | RO | Advising on securities | - | 2004-12-02 |