| ORIENTAL EMPIRE TRAMP COMPANY LIMITED | Private company limited by shares | Live |
| TRAMP SHIPPING COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TRAMP INTERNATIONAL SPORTS MARKETING LIMITED | Private company limited by shares | Dissolved |
| SEASPAN TRAMPCO LIMITED | Private company limited by shares | Dissolved |
| TRAMP-HOME INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRAMP-HOME LOGISTICS (INT'L) COMPANY LIMITED | Private company limited by shares | Dissolved |
| OCEAN TRAMPING COMPANY, LIMITED | Private company limited by shares | Live |
| ABC Trampoline Limited | Private company limited by shares | Live |
| CHINESE PUBLIC TRAMPOLINE ASSOCIATION LIMITED | Private company limited by shares | Live |
| Trampoline HK Co., Limited | Private company limited by shares | Live |