| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Yuanta Securities (Hong Kong) Company Limited | Rep | Advising on securities | 2024-06-19 | - |
| Rep | Dealing in securities | 2024-05-08 | - | |
| Rich Union Securities (H.K.) Limited | RO | Dealing in securities | 2016-04-28 | 2024-02-29 |
| Rep | Dealing in securities | 2012-06-05 | 2016-04-28 | |
| Yuanta Asia Investment (Hong Kong) Limited | Rep | Dealing in securities | 2011-03-18 | 2012-06-01 |
| Rich Union Securities (H.K.) Limited | Rep | Advising on securities | 2007-10-05 | 2010-06-04 |
| Rep | Dealing in securities | 2007-10-05 | 2010-06-04 |