| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Po Tai Securities (Hong Kong) Limited | RO | Advising on securities | 2020-05-04 | 2022-02-11 |
| RO | Dealing in securities | 2019-11-25 | 2022-02-11 | |
| Rep | Dealing in securities | 2019-08-21 | 2019-11-25 | |
| CENTRAL WEALTH SECURITIES INVESTMENT LIMITED | Rep | Dealing in securities | 2017-05-02 | 2019-08-09 |
| CMBC SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2010-02-25 | 2017-04-11 |