| Zhonghui Anda CPA | 23-Jun-20 | | | |
| Ernst & Young (Hong Kong) | 23-May-17 | 23-Jun-20 | | Historical transition (details not available in archive) |
| BDO | 22-May-13 | 23-May-17 | | Historical transition (details not available in archive) |
| RSM (Hong Kong) | 11-Mar-13 | 22-May-13 | | Historical transition (details not available in archive) |
| BDO | 28-Mar-11 | 17-Feb-13 | | Historical transition (details not available in archive) |
| JBPB & Co. | 22-Sep-04 | 28-Mar-11 | | Historical transition (details not available in archive) |
| KPMG (Hong Kong) | | 22-Sep-04 | | Historical transition (details not available in archive) |
