| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GF Securities (Hong Kong) Brokerage Limited | Rep | Dealing in securities | 2017-12-18 | 2019-07-30 |
| LUK FOOK SECURITIES (HK) LIMITED | Rep | Dealing in securities | 2012-10-19 | 2017-11-08 |
| EWARTON SECURITIES LIMITED | Rep | Dealing in securities | 2011-05-04 | 2012-09-28 |