| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| WEI CAPITAL MANAGEMENT LIMITED | Rep | Asset management | 2023-04-17 | - |
| OLD PEAK LIMITED (HK) | Rep | Advising on futures contracts | 2005-09-13 | 2022-12-31 |
| Rep | Advising on securities | 2005-09-13 | 2022-12-31 | |
| Rep | Asset management | 2005-09-13 | 2022-12-31 | |
| UBS SECURITIES ASIA LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2004-02-26 |
| Rep | Advising on securities | 2003-04-01 | 2004-02-26 | |
| Rep | Asset management | 2003-04-01 | 2004-02-26 | |
| Rep | Dealing in securities | 2003-04-01 | 2004-02-26 |