| STARO INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| STARO TRADING LIMITED | | Live |
| STAROAD LIMITED | Private company limited by shares | Live |
| STAROC CHEMICAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG STAROC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| STAROCEAN LIMITED | Private company limited by shares | Live |
| STAROCEAN MARINE COMPANY LIMITED | Private company limited by shares | Live |
| Super Starocean Company Limited | Private company limited by shares | Live |
| STAR-OCEAN TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| STAROCK LIMITED | Private company limited by shares | Dissolved |
| STAROCKA COMPANY LIMITED | Private company limited by shares | Dissolved |
| STAROGARD LIMITED | Private company limited by shares | Dissolved |
| STAROLL LIMITED | Private company limited by shares | Dissolved |
| STAROLL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Starom Limited | Private company limited by shares | Live |
| STARON COMPANY LIMITED | Private company limited by shares | Live |
| STARON LIMITED | Private company limited by shares | Dissolved |
| STARON ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| STARON INVESTMENT LIMITED | Private company limited by shares | Live |
| STARON SHIPPING LIMITED | Private company limited by shares | Dissolved |
| STAR-ONE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| StarOne Plus Limited | | Live |
| STARORDER LIMITED | Private company limited by shares | Dissolved |
| STARORE COMPANY LIMITED | Private company limited by shares | Live |
| StaRosa Limited | | Live |
| STAROSE COMPANY LIMITED | Private company limited by shares | Live |
| STAROVA LIMITED | Private company limited by shares | Live |
| STAROY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| STAROYAL LIMITED | Private company limited by shares | Dissolved |