| Company Name | Type | Status |
|---|---|---|
| P.S.T. COMPANY LIMITED | Private company limited by shares | Dissolved |
| PSTC Limited | Private company limited by shares | Live |
| PSTLIFE HONGKONG CO., LIMITED | Private company limited by shares | Dissolved |
| PSTORE LIMITED | Live | |
| PSTORY GROUP LIMITED | Private company limited by shares | Live |
| PSTRONG TECHNOLOGY LIMITED | Private company limited by shares | Live |