| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| BOCOM International Securities Limited | Rep | Dealing in futures contracts | 2009-11-10 | - |
| Rep | Dealing in securities | 2009-11-10 | - | |
| Tung Shing Futures (Brokers) Limited | Rep | Dealing in futures contracts | 2003-04-01 | 2009-11-07 |
| Tung Shing Securities (Brokers) Limited | Rep | Advising on corporate finance | 2003-04-01 | 2004-01-09 |
| Rep | Advising on securities | 2003-04-01 | 2004-01-09 | |
| Rep | Asset management | 2003-04-01 | 2004-01-09 | |
| Rep | Dealing in securities | 2003-04-01 | 2009-11-07 |