| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Tung Shing Futures (Brokers) Limited | RO | Dealing in futures contracts | 2005-03-31 | 2009-09-30 |
| Tung Shing Securities (Brokers) Limited | RO | Dealing in securities | 2005-03-31 | 2009-09-30 |
| Tung Shing Futures (Brokers) Limited | Rep | Dealing in futures contracts | 2005-03-29 | 2005-03-31 |
| Tung Shing Securities (Brokers) Limited | Rep | Dealing in securities | 2005-03-29 | 2005-03-31 |
| iTTa Capital Limited | RO | Advising on securities | 2003-05-29 | 2004-11-26 |