| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| SINOPAC SECURITIES (ASIA) LIMITED | Rep | Dealing in securities | 2017-02-13 | - |
| Tung Shing Securities (Brokers) Limited | Rep | Dealing in securities | 2006-11-01 | 2017-02-12 |
| WING YIP COMPANY LIMITED (d2012-03-15) | Rep | Advising on corporate finance | 2003-04-01 | 2004-11-30 |
| Rep | Advising on securities | 2003-04-01 | 2004-11-30 | |
| Rep | Asset management | 2003-04-01 | 2004-11-30 | |
| Rep | Dealing in securities | 2003-04-01 | 2006-08-17 |