| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Oppenheimer Investments Asia Limited | RO | Advising on securities | 2017-08-29 | 2025-06-30 |
| RO | Dealing in securities | 2016-03-16 | 2025-06-30 | |
| Rep | Dealing in securities | 2015-12-07 | 2016-03-16 | |
| Rep | Advising on securities | 2015-12-07 | 2017-08-29 | |
| TULLETT PREBON (HONG KONG) LIMITED | Rep | Dealing in securities | 2012-05-15 | 2015-10-01 |
| GFI (HK) SECURITIES L.L.C. | Rep | Providing automated trading services | 2009-06-01 | 2012-05-01 |
| Rep | Dealing in securities | 2009-06-01 | 2012-05-01 |