| EpochalMed Biotechnology Limited | Private company limited by shares | Live |
| Shenzhen EpochAudio Electronics Co., LIMITED | Private company limited by shares | Live |
| HONG KONG EPOCHCLOUD LIMITED | Private company limited by shares | Live |
| EPOCHEM CO. LIMITED | Private company limited by shares | Live |
| EPOCHEM HK LIMITED | Private company limited by shares | Live |
| EPOCHEMMIE CO., LIMITED | Private company limited by shares | Dissolved |
| EPOCH-MAKING COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 26-May-2005 |
| EPOCHMARK LIMITED | Private company limited by shares | Dissolved |
| EPOCHMC LIMITED | | Live |
| HK EPOCHPACK LIMITED | Private company limited by shares | Live |
| Epochs Limited | Private company limited by shares | Live |
| Epochs Research Limited | | Live |
| EPOCH-TECH COMPUTER SYSTEM CO., LIMITED | Private company limited by shares | Live |