| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| H&Y SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2019-07-25 | 2020-02-28 |
| Po Tai Securities (Hong Kong) Limited | Rep | Dealing in securities | 2019-04-01 | 2019-07-17 |
| MAINLAND SECURITIES LIMITED | Rep | Dealing in securities | 2018-10-24 | 2019-01-21 |