| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Yuanta Securities (Hong Kong) Company Limited | Rep | Advising on futures contracts | 2019-02-19 | - |
| Rep | Advising on securities | 2019-02-19 | - | |
| Rep | Dealing in futures contracts | 2019-02-19 | - | |
| Rep | Dealing in securities | 2019-02-19 | - | |
| Rich Union Securities (H.K.) Limited | Rep | Advising on securities | 2007-09-14 | 2011-08-11 |
| Rep | Dealing in securities | 2007-09-14 | 2018-09-16 |