| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| LUK FOOK SECURITIES (HK) LIMITED | Rep | Dealing in securities | 2012-11-22 | - |
| YU ON SECURITIES COMPANY LIMITED | RO | Dealing in securities | 2004-07-28 | 2012-11-19 |
| Rep | Providing automated trading services | 2003-04-01 | 2003-07-03 | |
| Rep | Advising on corporate finance | 2003-04-01 | 2003-10-06 | |
| Rep | Advising on securities | 2003-04-01 | 2003-10-06 | |
| Rep | Asset management | 2003-04-01 | 2003-10-06 | |
| Rep | Dealing in securities | 2003-04-01 | 2004-07-28 |