| Carret Private Capital Limited | Rep | Advising on securities | 2018-05-14 | 2019-04-15 |
| Rep | Asset management | 2018-05-14 | 2019-04-15 |
| Rep | Dealing in securities | 2018-05-14 | 2019-04-15 |
| QL Asset Management Company Limited | RO | Advising on securities | 2014-10-06 | 2018-04-30 |
| RO | Asset management | 2014-10-06 | 2018-04-30 |
| RO | Dealing in securities | 2014-10-06 | 2018-04-30 |
| Merrill Lynch Far East Limited | RO | Dealing in futures contracts | 2010-08-20 | 2012-05-02 |
| Merrill Lynch (Asia Pacific) Limited | RO | Advising on securities | 2010-05-18 | 2012-05-02 |
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | RO | Dealing in futures contracts | 2005-12-21 | 2010-12-31 |
| Merrill Lynch (Asia Pacific) Limited | RO | Advising on corporate finance | - | 2005-01-25 |
| RO | Advising on securities | - | 2005-01-25 |
| RO | Asset management | - | 2005-01-25 |
| RO | Providing automated trading services | - | 2005-01-25 |
| RO | Dealing in securities | - | 2012-05-02 |