| EMASTER LIMITED | Private company limited by shares | Dissolved |
| EMASTER CONSULTANTS LIMITED | Private company limited by shares | Live |
| HONG KONG EMASTER DEVELOPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| E-MASTER HOLDINGS LIMITED | Private company limited by shares | Live |
| Hong Kong E-Master E-Commerce Co., Limited | | Live |
| eMaster Consulting & Marketing Limited | Private company limited by shares | Live |
| E-MASTER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| E-MASTER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |