| DTC Investment Management (HK) Limited | RO | 提供资产管理 | 2013-03-26 | - |
| RO | 提供资产管理 | 2012-08-13 | 2013-02-13 |
| RO | 证券交易 | 2011-08-19 | - |
| Rep | 提供资产管理 | 2010-11-09 | 2012-08-13 |
| Merrill Lynch Far East Limited | Rep | 期货合约交易 | 2010-09-06 | 2010-10-27 |
| Merrill Lynch (Asia Pacific) Limited | Rep | 证券交易 | 2008-09-03 | 2010-10-27 |
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | Rep | 期货合约交易 | 2008-09-03 | 2010-09-06 |
| GOLDMAN SACHS (ASIA) L.L.C. | Rep | 证券交易 | 2007-04-30 | 2008-06-03 |
| GOLDMAN SACHS FUTURES (ASIA) LIMITED | Rep | 期货合约交易 | 2007-04-30 | 2008-06-03 |
| Merrill Lynch (Asia Pacific) Limited | Rep | 证券交易 | 2005-07-06 | 2007-03-10 |
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | Rep | 期货合约交易 | 2005-07-06 | 2007-03-10 |