| ECMAN LIMITED | Private company limited by shares | Dissolved |
| EC-MART LIMITED | Private company limited by shares | Live |
| EC-MART Online Limited | Private company limited by shares | Live |
| ECMATCH DIGTAL CO., LIMITED | Private company limited by shares | Live |
| EC-MATCHUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| Ecmatrix Limited | | Live |
| ECMCHK LIMITED | Private company limited by shares | Live |
| ECMEDICINE.COM LIMITED | Private company limited by shares | Dissolved |
| ECMENT LIMITED | Private company limited by shares | Dissolved |
| ECMG LIMITED | Private company limited by shares | Dissolved |
| ECMG Holdings (HKG), Limited | Private company limited by shares | Dissolved |
| ECM(HK)Technology Co., Limited | Private company limited by shares | Live |
| ECMIC ELECTRONICS (HONGKONG) LIMITED | Private company limited by shares | Live |
| Ecmile Limited | | Live |
| ECMOS (HONG KONG) LIMITED | Private company limited by shares | Live |
| ECMP Limited | Private company limited by shares | Live |
| ECMP II Limited | Private company limited by shares | Live |
| ECMP III Limited | Private company limited by shares | Live |
| ECMS Limited | Private company limited by shares | Live |