| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CAITONG INTERNATIONAL SECURITIES CO., LIMITED | Rep | Advising on securities | 2019-11-14 | 2020-06-26 |
| LUK FOOK FUTURES (HK) LIMITED | Rep | Advising on futures contracts | 2018-08-23 | 2019-05-29 |
| LUK FOOK SECURITIES (HK) LIMITED | Rep | Advising on securities | 2018-08-23 | 2019-05-29 |
| Astrum Capital Management Limited (HK) | Rep | Advising on corporate finance | 2017-03-01 | 2017-05-02 |