| Company Name | Type | Status |
|---|---|---|
| CHINA SSC-BASE INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| SSCC OIL ENGINEERING SERVICE LIMITED | Private company limited by shares | Live |
| SSCC (HONG KONG) LIMITED | Private company limited by shares | Live |
| SSCC INTERNATIONAL OIL ENGINEERING LIMITED | Private company limited by shares | Live |
| SSCC ENERGY SERVICES GROUP LIMITED | Private company limited by shares | Live |
| SSCHI TRADE LIMITED | Live | |
| SSCMC TRANSPORTATION COMPANY LIMITED | Private company limited by shares | Dissolved |