| POLYDA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| POLYDA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Polyda International Trade Co., Limited | | Live |
| Polyda Trading Limited | Private company limited by shares | Live |
| POLYDATA LIMITED | Private company limited by shares | Dissolved |
| POLYDATA CHINA LIMITED | Private company limited by shares | Dissolved |
| POLYDATA COMPUTER LIMITED | Private company limited by shares | Dissolved |
| POLYDATA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| POLYDATA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| POLYDATA SOFTWARE SERVICE LIMITED | Private company limited by shares | Live |
| POLYDATA SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| POLYDATA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| POLYDATA TRADING LIMITED | Private company limited by shares | Live |
| POLYDAY TRADING LIMITED | Private company limited by shares | Live |