| TRI-PROFIT COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRI-PROFIT LIMITED | Private company limited by shares | Dissolved |
| TRI-PROFIT LIMITED | Private company limited by shares | Live |
| TRI-PROFIT INC LIMITED | Private company limited by shares | Live |
| TRI-PROFIT INC LIMITED | Private company limited by shares | Live |
| TRI-PROFIT CHUNG-YICK COMPANY LIMITED | Private company limited by shares | Live |
| TRIPROFIT ENGINEERING LIMITED | Private company limited by shares | Live |
| TRIPROFIT ENTERPRISES LIMITED | Private company limited by shares | Live |
| TRI-PROFIT HOLDINGS LIMITED | Private company limited by shares | Live |
| HONG KONG TRIPROFIT INVESTMENT LIMITED | Private company limited by shares | Live |
| TRI-PROFIT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TRI-PROFIT INVESTMENT HK LIMITED | Private company limited by shares | Live |