| Asphalt and Bitumen Laboratory Limited | Private company limited by shares | Live |
| CLBGI BITUMEN HONG KONG LIMITED | Private company limited by shares | Live |
| BITUMEN INTERNATIONAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| CN BITUMEN PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SHELL BITUMEN (FOSHAN) HOLDING LIMITED | Private company limited by shares | Dissolved |
| SHELL BITUMEN (LUZHOU) HOLDING LIMITED | Private company limited by shares | Dissolved |
| SHELL BITUMEN (XI'AN) HOLDING LIMITED | Private company limited by shares | Dissolved |