| HIDO LIMITED | Private company limited by shares | Dissolved |
| HIDO FURNITURE COMPANY LIMITED | Private company limited by shares | Live |
| Hidoba Research Limited | Private company limited by shares | Live |
| HIDOME INVESTMENTS LIMITED | Private company limited by shares | Live |
| HIDON LIMITED | Private company limited by shares | Dissolved |
| Hidong Limited | | Live |
| Qingdao Hidoon Protection Technology Limited | Private company limited by shares | Live |
| HIDORI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HIDOSY INT'L (HK) CO., LIMITED | Private company limited by shares | Live |
| HIDOT LIMITED | Private company limited by shares | Dissolved |