| Crowe Horwath (HK) | 25-Jul-16 | | | |
| Deloitte Hong Kong | 09-Sep-14 | 20-Dec-15 | | Historical transition (details not available in archive) |
| Deloitte Hong Kong | 28-Apr-03 | 11-Jun-14 | | Historical transition (details not available in archive) |
| Moores Rowland | 30-Jun-97 | 28-Apr-03 | | Replaced by new auditor |
| Ernst & Young (Hong Kong) | | 28-Apr-03 | | Historical transition (details not available in archive) |
| PwC (HK) | | 01-Apr-01 | | Replaced by new auditor |
| PwC (HK) | | 01-Apr-01 | | Historical transition (details not available in archive) |
| Moores Rowland | | 02-Sep-99 | | Historical transition (details not available in archive) |
| Thomas Le C. Kuen & Company | | 30-Jun-97 | | Historical transition (details not available in archive) |
| Ernst & Young (Hong Kong) | 01-Apr-01 | 30-Jun-97 | | Replaced by new auditor |
