| SG SECURITIES (HK) LIMITED | Rep | Providing automated trading services | 2009-07-31 | 2012-08-01 |
| Rep | Dealing in futures contracts | 2009-07-31 | 2012-08-01 |
| Rep | Dealing in securities | 2009-06-10 | 2012-08-01 |
| Citigroup Global Markets Asia Limited | Rep | Dealing in securities | 2005-05-25 | 2009-04-21 |
| CITIGROUP GLOBAL MARKETS HONG KONG FUTURES AND SECURITIES LIMITED | Rep | Dealing in futures contracts | 2005-05-25 | 2009-04-21 |
| Merrill Lynch (Asia Pacific) Limited | Rep | Dealing in securities | 2004-03-01 | 2005-05-06 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Advising on corporate finance | - | 2003-08-09 |
| Rep | Advising on securities | - | 2003-08-09 |
| Rep | Asset management | - | 2003-08-09 |
| Rep | Providing automated trading services | - | 2003-09-19 |
| Rep | Dealing in securities | - | 2004-02-03 |