| HAISON HK LIMITED | Private company limited by shares | Live |
| HAISON ELECTRICAL APPLIANCE CO., LIMITED | Private company limited by shares | Live |
| HAISON CHARTERING (HKG) LIMITED | Private company limited by shares | Live |
| HAISON MARINE CO., LIMITED | Private company limited by shares | Live |
| Haison technology co., Limited | Private company limited by shares | Live |
| HAISON DEVELOPMENT LIMITED | Private company limited by shares | Live |
| HAISON (CHINA) GROUP LIMITED | Private company limited by shares | Live |
| HAISON INDUSTRY LIMITED | | Live |
| H.K HAISON INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Haison Trading Limited | Private company limited by shares | Live |