| PLANETA LIMITED | Private company limited by shares | Dissolved |
| PLANETA LIFTING LIMITED | Private company limited by shares | Live |
| Planetapower Technology Limited | | Live |
| Planetarium Limited | | Live |
| PLANETARY ORBIT ENGINEERING LIMITED | Private company limited by shares | Live |
| Hong Kong Planetary Technology Co., Limited | | Live |
| PLANETARY PEACE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Planetary Precision Limited | Private company limited by shares | Live |
| PLANETARY PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| PLANETARY SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| Planetary Airlines Ticket Co. , Limited | | Live |