| TRI-H2O COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRI-HAPPINESS TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRI-HAPPY COMPANY LIMITED | Private company limited by shares | Live |
| TRI-HARVEST INVESTMENTS LIMITED | Private company limited by shares | Live |
| TRI-HEALTH COMPANY LIMITED | Private company limited by shares | Live |
| TriHealth Enterprise (Hong Kong) Inc., Limited | Private company limited by shares | Live |
| TRIHELIX COMPANY LIMITED | Private company limited by shares | Live |
| TRIHELIX INTERNATIONAL BUSINESS DEVELOPER CO., LIMITED | Private company limited by shares | Dissolved |
| Trihero Group Co., Limited | | Live |
| TRIHERO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TRI-HERO (HOLDINGS) LIMITED | Private company limited by shares | Live |
| TRI-HERO (CHINA) MEDIA LIMITED | Private company limited by shares | Live |
| TRI-HERO PROPERTY INVESTMENT LIMITED | Private company limited by shares | Live |
| TRI-HILL LIMITED | Private company limited by shares | Dissolved |
| TRIHILL ENTERPRISE LIMITED | Private company limited by shares | Live |
| TRI-HILL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TRI-HO SUPPLY CHAIN MANAGEMENT CO., LIMITED | | Live |
| TRIHO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TRI-HONG LIMITED | Private company limited by shares | Dissolved |
| TRI-HONOR LIMITED | Private company limited by shares | Dissolved |
| TRIHOPE HK LIMITED | | Live |
| TRIHORSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRI-HOUSE LIMITED | Private company limited by shares | Live |
| TRI-HUGH DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |