| PIT POLYCHEM COMPANY LIMITED | Private company limited by shares | Live |
| POLYCHEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| POLYCHEM LIMITED | Private company limited by shares | Dissolved |
| AMP POLYCHEM LIMITED | Private company limited by shares | Live |
| DHC POLYCHEM LIMITED | | Live |
| POLYCHEM ASIA LIMITED | Private company limited by shares | Live |
| ASIA POLYCHEM LIMITED | Private company limited by shares | Dissolved |
| POLYCHEM ENTERPRISES LIMITED | Private company limited by shares | Live |
| POLYCHEMCO LIMITED | Private company limited by shares | Dissolved |
| POLYCHEMS HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| POLYCHEMS PLASTIC COMPANY LIMITED | Private company limited by shares | Dissolved |