| RAYS Capital Partners Limited | Rep | Advising on securities | 2016-05-03 | 2020-05-29 |
| Rep | Asset management | 2016-05-03 | 2020-05-29 |
| Ginger Capital Advisory Limited | RO | Asset management | 2015-12-23 | 2016-03-31 |
| Rep | Asset management | 2014-12-16 | 2015-12-23 |
| Rep | Advising on securities | 2014-12-16 | 2016-03-31 |
| Citigroup Global Markets Asia Limited | Rep | Dealing in securities | 2008-08-01 | 2013-10-31 |
| CITIGROUP GLOBAL MARKETS HONG KONG FUTURES AND SECURITIES LIMITED | Rep | Dealing in securities | 2008-08-01 | 2013-10-31 |
| BEAR STEARNS ASIA LIMITED | Rep | Dealing in securities | 2006-09-01 | 2008-05-31 |
| BNP PARIBAS PEREGRINE FUTURES LIMITED | Rep | Dealing in futures contracts | 2005-09-08 | 2005-10-31 |
| BNP PARIBAS SECURITIES (ASIA) LIMITED | Rep | Dealing in securities | 2005-09-08 | 2006-06-29 |
| Merrill Lynch Far East Limited | Rep | Dealing in securities | 2005-04-22 | 2005-07-21 |
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2003-06-20 | 2005-07-21 |
| Merrill Lynch (Asia Pacific) Limited | Rep | Advising on corporate finance | - | 2003-05-26 |
| Rep | Advising on securities | - | 2003-05-26 |
| Rep | Asset management | - | 2003-05-26 |
| Rep | Providing automated trading services | - | 2003-05-26 |
| Rep | Dealing in securities | - | 2005-07-21 |