| Credit Suisse (Hong Kong) Limited | Rep | Advising on corporate finance | 2005-05-18 | 2007-03-30 |
| Rep | Advising on securities | 2005-05-18 | 2007-03-30 |
| Rep | Dealing in securities | 2005-05-18 | 2007-03-30 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Advising on corporate finance | 2004-10-12 | 2005-04-20 |
| Rep | Dealing in securities | 2004-10-12 | 2005-04-20 |
| LEHMAN BROTHERS SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2004-10-12 | 2005-04-20 |
| LEHMAN BROTHERS ASIA HOLDINGS LIMITED | Rep | Advising on corporate finance | - | 2003-08-12 |
| Rep | Advising on securities | - | 2003-08-12 |
| Rep | Asset management | - | 2003-08-12 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Advising on corporate finance | - | 2003-08-12 |
| Rep | Asset management | - | 2003-08-12 |
| Rep | Advising on securities | - | 2004-10-12 |