| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Yuanta Securities (Hong Kong) Company Limited | Rep | Dealing in futures contracts | 2020-02-24 | - |
| Rep | Dealing in securities | 2017-12-01 | - | |
| Rich Union Securities (H.K.) Limited | Rep | Advising on securities | 2007-07-04 | 2011-08-11 |
| Rep | Dealing in securities | 2007-07-04 | 2017-09-30 | |
| GRAND CATHAY SECURITIES (HONG KONG) LIMITED | Rep | Advising on securities | 2005-03-07 | 2005-03-07 |
| Rep | Dealing in securities | 2005-03-07 | 2006-02-23 |