| 852 Exhaust Limited | | Live |
| UK COLT FIRE SMOKE EXHAUST SYSTEM CO., LIMITED | Private company limited by shares | Live |
| FORTUNES EXHAUST LIMITED | Private company limited by shares | Live |
| Eisenmann Exhaust Systems (Hong Kong & Macau) Limited | Private company limited by shares | Live |
| Jetex-Fortex Exhaust System Limited | Private company limited by shares | Live |
| NINGBO CHENGYI EXHAUST LIMITED | Private company limited by shares | Live |
| LASER EXHAUST TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MARINE EXHAUST TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| WILSON EXHAUST SYSTEMS TUNER LIMITED | Private company limited by shares | Live |