| MR BROWN'S ENGLISH HIGHWAYS LIMITED | Private company limited by shares | Dissolved |
| CONFIDENT HIGHWAYS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HIGHWAYS CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SHANXI HIGHWAYS CONSTRUCTION INVESTMENT LIMITED | Private company limited by shares | Live |
| CHINA HIGHWAYS HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| HONG KONG HIGHWAYS MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TUNNELS AND HIGHWAYS MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTER-EASE INTERNATIONAL (HIGHWAYS) LIMITED | Private company limited by shares | Live |
| HIGHWAYS MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| UNITED TUNNELS AND HIGHWAYS MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| NINGBO SAFE HIGHWAYS CO., LIMITED | Private company limited by shares | Live |