| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| SP Securities Limited | RO | Advising on securities | 2016-03-11 | 2017-02-15 |
| RO | Dealing in securities | 2016-03-11 | 2017-02-15 | |
| China Silver Asset Management (Hong Kong) Limited | RO | Asset management | 2013-11-11 | 2023-09-05 |
| TULLETT PREBON (HONG KONG) LIMITED | RO | Dealing in futures contracts | 2010-08-26 | 2011-08-25 |
| RO | Dealing in securities | 2010-08-26 | 2011-08-25 |