| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Central China International Securities Co., Limited | Rep | Advising on securities | 2019-05-20 | 2020-02-28 |
| Rep | Dealing in securities | 2019-04-29 | 2020-02-28 | |
| Quam Securities Limited | Rep | Advising on corporate finance | 2018-08-30 | 2018-12-07 |
| Rep | Dealing in securities | 2018-07-31 | 2018-12-07 |