| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| DBS VICKERS (HONG KONG) LIMITED | RO | Advising on securities | 2025-04-07 | - |
| Rep | Advising on securities | 2006-05-08 | 2025-04-07 | |
| MIB SECURITIES (HONG KONG) LIMITED | Rep | Advising on securities | 2005-02-03 | 2006-04-22 |
| SOUTH CHINA RESEARCH LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2004-01-14 |
| Rep | Asset management | 2003-04-01 | 2004-01-14 | |
| Rep | Advising on securities | 2003-04-01 | 2005-01-11 |