| Grant Thornton (HK) | 02-Nov-20 | | | |
| PwC (HK) | 11-Nov-10 | 02-Nov-20 | | Historical transition (details not available in archive) |
| BDO | 11-Jun-09 | 11-Nov-10 | | Historical transition (details not available in archive) |
| BDO (China) | 22-Dec-08 | 11-Jun-09 | | Historical transition (details not available in archive) |
| Deloitte Hong Kong | 28-Apr-08 | 22-Dec-08 | | Historical transition (details not available in archive) |
| BDO | 29-Sep-05 | 16-Mar-08 | | Historical transition (details not available in archive) |
| KLL ASSOCIATES CPA LIMITED | 23-Jun-03 | 29-Sep-05 | | Historical transition (details not available in archive) |
| Ernst & Young (Hong Kong) | | 23-Jun-03 | | Historical transition (details not available in archive) |
