| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| LONGRUN FINANCIAL GROUP LIMITED | Rep | Dealing in futures contracts | 2017-05-31 | 2017-11-08 |
| DBS VICKERS (HONG KONG) LIMITED | Rep | Dealing in securities | 2017-01-18 | 2017-05-12 |
| Telecom King Securities Limited | Rep | Dealing in futures contracts | 2011-10-06 | 2016-09-01 |
| Rep | Dealing in securities | 2009-04-14 | 2016-09-01 |