| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| SINOPAC SECURITIES (ASIA) LIMITED | Rep | Dealing in futures contracts | 2017-02-13 | 2020-01-24 |
| Rep | Dealing in securities | 2017-02-13 | 2020-01-24 | |
| Tung Shing Futures (Brokers) Limited | Rep | Dealing in futures contracts | 2008-02-15 | 2017-02-12 |
| Tung Shing Securities (Brokers) Limited | Rep | Dealing in securities | 2005-06-13 | 2017-02-12 |
| PLATINUM BROKING COMPANY LIMITED | Rep | Dealing in securities | 2004-05-17 | 2005-03-24 |