| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| SPDB International Securities Limited | Rep | Advising on securities | 2020-04-15 | 2021-01-09 |
| Jefferies Hong Kong Limited | Rep | Advising on securities | 2018-03-28 | 2019-08-14 |
| BOCOM International Securities Limited | Rep | Advising on securities | 2011-12-28 | 2018-03-26 |
| BOCI RESEARCH LIMITED | Rep | Advising on securities | 2011-06-15 | 2011-09-07 |
| SAMSUNG SECURITIES (ASIA) LIMITED | Rep | Advising on securities | 2010-01-28 | 2011-05-27 |