| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CMB WING LUNG ASSET MANAGEMENT LIMITED | RO | Advising on securities | 2018-07-19 | 2021-09-21 |
| RO | Asset management | 2017-03-21 | 2021-09-21 | |
| Rep | Asset management | 2016-08-30 | 2017-03-21 | |
| Oppenheimer Investments Asia Limited | Rep | Dealing in securities | 2012-05-17 | 2012-11-01 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | Dealing in securities | 2008-10-10 | 2009-08-19 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Advising on corporate finance | - | 2003-08-12 |
| Rep | Advising on securities | - | 2003-08-12 | |
| Rep | Asset management | - | 2003-08-12 | |
| Rep | Providing automated trading services | - | 2003-08-12 | |
| Rep | Dealing in securities | - | 2008-09-29 |