| EFG Asset Management (HK) Limited | Rep | Advising on securities | 2009-09-04 | 2010-12-01 |
| Rep | Asset management | 2009-09-04 | 2010-12-01 |
| Nomura Asia Investment (Hong Kong) Limited | Rep | Dealing in futures contracts | 2008-12-10 | 2009-04-08 |
| NOMURA SECURITIES (HONG KONG) LIMITED | Rep | Dealing in securities | 2008-12-10 | 2009-04-08 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2008-10-10 | 2009-04-08 |
| Rep | Dealing in securities | 2008-10-10 | 2009-04-08 |
| LEHMAN BROTHERS ASIA LIMITED | RO | Dealing in securities | 2006-04-10 | 2008-09-29 |
| LEHMAN BROTHERS SECURITIES ASIA LIMITED | RO | Dealing in securities | 2006-04-10 | 2008-09-29 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in futures contracts | 2004-02-24 | 2008-09-29 |
| Rep | Dealing in securities | 2003-08-20 | 2006-04-10 |
| LEHMAN BROTHERS SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2003-08-20 | 2006-04-10 |
| GOLDMAN SACHS (ASIA) L.L.C. | Rep | Advising on corporate finance | - | 2003-05-16 |
| Rep | Advising on securities | - | 2003-05-16 |
| Rep | Asset management | - | 2003-05-16 |
| Rep | Dealing in securities | - | 2003-05-16 |