| SINOPEAK ASIA LIMITED | Private company limited by shares | Live |
| SINOPEAK CORPORATION LIMITED | Private company limited by shares | Live |
| SINOPEAK CORPORATION LIMITED | | Live |
| SINOPEAK RESOURCES CORPORATION LIMITED | Private company limited by shares | Live |
| SINOPEAK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Sinopeak Energy Group Limited | Private company limited by shares | Live |
| Sinopeak Environmental Technology Limited | Private company limited by shares | Live |
| SINO-PEAK TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| SINO-PEAK PROPERTIES HOLDINGS LIMITED | Private company limited by shares | Live |
| HONGKONG SINOPEAK PETROLEUM EQUIPMENT TRADING LIMITED | Private company limited by shares | Live |
| SINOPEAK INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINOPEAK INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SINOPEAK INTERNATIONAL INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| SINOPEARL LIMITED | Private company limited by shares | Dissolved |
| SINOPEC LIMITED | Private company limited by shares | Live |
| SINOPEC ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Sinopec Insurance Limited | Private company limited by shares | Live |
| MOBILMADOIL SINOPEC OIL (CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA SINOPEC VALVE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZHONGNAN OILFIELD SINOPEC CO., LIMITED | Private company limited by shares | Live |
| SinoPEG Limited | Private company limited by shares | Live |
| ZHEJIANG SINOPENCIL CO., LIMITED | Private company limited by shares | Live |
| SINOPERFECT HK LIMITED | Private company limited by shares | Live |
| Sinopet Limited | Private company limited by shares | Live |
| SHIJIAZHUANG SINOPETER TRADE CO., LIMITED | Private company limited by shares | Live |
| SINOPETRO COOPERATION LIMITED | Private company limited by shares | Live |
| SINOPETROL LIMITED | Private company limited by shares | Dissolved |
| SINOPETROL UNITED ENERGY IMPORT & EXPORT CO., LIMITED | Private company limited by shares | Live |
| SINOPEX COMPANY LIMITED | Private company limited by shares | Dissolved |