| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GRE Investment Advisors Limited | Rep | Advising on securities | 2020-10-15 | 2022-08-15 |
| CLSA LIMITED | RO | Advising on securities | 2018-04-23 | 2020-04-03 |
| RO | Dealing in securities | 2018-04-23 | 2020-04-03 | |
| Rep | Advising on securities | 2015-01-21 | 2018-04-23 | |
| Rep | Dealing in securities | 2014-08-19 | 2018-04-23 | |
| CITIC Securities (Hong Kong) Limited | RO | Asset management | - | 2005-03-08 |
| RO | Advising on corporate finance | - | 2020-04-03 | |
| RO | Advising on securities | - | 2020-04-03 |