| First Sentier Investors (Hong Kong) Limited | Rep | Advising on securities | 2016-07-19 | 2021-06-28 |
| Rep | Dealing in securities | 2016-07-19 | 2021-06-28 |
| UBS Asset Management (Hong Kong) Limited | Rep | Advising on securities | 2015-07-30 | 2016-06-09 |
| Rep | Dealing in securities | 2015-07-30 | 2016-06-09 |
| First Sentier Investors (Hong Kong) Limited | Rep | Advising on securities | 2011-04-12 | 2015-05-20 |
| Rep | Dealing in securities | 2011-04-12 | 2015-05-20 |
| Credit Suisse (Hong Kong) Limited | Rep | Advising on securities | 2009-04-23 | 2011-03-09 |
| Rep | Dealing in securities | 2009-04-23 | 2011-03-09 |
| Aberdeen International Investment Management Limited | Rep | Advising on securities | 2008-02-18 | 2009-04-30 |
| Rep | Dealing in securities | 2008-02-18 | 2009-04-30 |
| BNP PARIBAS DEALING SERVICES ASIA LIMITED | Rep | Advising on securities | 2007-04-13 | 2007-12-28 |
| Rep | Asset management | 2007-04-13 | 2007-12-28 |
| Rep | Dealing in securities | 2007-03-08 | 2007-12-28 |
| JPMorgan Asset Management (Asia Pacific) Limited | Rep | Advising on securities | 2006-02-22 | 2007-02-09 |
| Rep | Asset management | 2006-02-22 | 2007-02-09 |
| JPMorgan Funds (Asia) Limited | Rep | Dealing in securities | 2006-02-22 | 2007-02-09 |
| BOCI-PRUDENTIAL ASSET MANAGEMENT LIMITED | Rep | Advising on securities | 2004-08-19 | 2005-06-01 |
| Rep | Asset management | 2004-08-19 | 2005-06-01 |