| CENTEC LIMITED | Private company limited by shares | Dissolved |
| CENTEC LIMITED | Private company limited by shares | Live |
| CENTEC ENTERPRISE LIMITED | Private company limited by shares | Live |
| CENTECH COMPANY LIMITED | Private company limited by shares | Live |
| CEN-TECH ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| CENTECH GREEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| CENTECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| CENTECH INSPECTION COMPANY LIMITED | Private company limited by shares | Live |
| CENTECH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Centech Technology (HongKong) Co., Limited | Private company limited by shares | Live |
| CENTECK ELECTRONICS (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |