| NEW CHINA PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CHINA SEA PETROLEUM LIMITED | Private company limited by shares | Live |
| China petroleum and gas Limited | Private company limited by shares | Live |
| China Oil and Petroleum Company Limited | Private company limited by shares | Live |
| CHINA PETROLEUM ASIA GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA PETROLEUM ASIA GROUP LIMITED | Private company limited by shares | Live |
| CHINA PETROLEUM ASSET HOLDING (GROUP) LIMITED | Private company limited by shares | Live |
| CHINA CONCORD PETROLEUM CO., LIMITED | Private company limited by shares | Live |
| CHINA EOR PETROLEUM GROUP CO., LIMITED | Private company limited by shares | Live |
| China Petroleum and Gas Group Co., Limited | Private company limited by shares | Live |
| CHINA PETROLEUM INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| China Petroleum And Gas Trade Co., Limited | Private company limited by shares | Live |
| China Copower Petroleum Limited | Private company limited by shares | Live |
| CHINA PETROLEUM SUPPLY CORP., LIMITED | Private company limited by shares | Live |
| CHINA PETROLEUM GAS EQUIPMENT CORPORATION LIMITED | Private company limited by shares | Dissolved |
| CHINA EVERBRIGHT PETROLEUM (INTERNATIONAL) LIMITED | Private company limited by shares | Live Commenced dormancy on 24-Sep-2007 |
| CHINA PETROLEUM FORTUNE GROUP LIMITED | Private company limited by shares | Live |
| GRAND CHINA PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CHINA NEW PETROLEUM GROUP LIMITED | Private company limited by shares | Live |
| CHINA SAI WAH PETROLEUM GROUP LIMITED | Private company limited by shares | Live |
| CENTURY CHINA PETROLEUM (GROUP) LIMITED | Private company limited by shares | Dissolved |
| CHINA PETROLEUM (INTERNATIONAL GROUP) LIMITED | Private company limited by shares | Dissolved |
| GULF (CHINA) PETROLEUM & GAS LIMITED | Private company limited by shares | Live |
| China Petroleum (HK) Limited | Private company limited by shares | Live |
| CHINA PETROLEUM HONGKONG (HOLDING) LIMITED | Private company limited by shares | Live |
| HOMELY (CHINA) PETROLEUM LIMITED | Private company limited by shares | Live |
| CHINA HUAXIN PETROLEUM LIMITED | Private company limited by shares | Live |
| China Integration Petroleum and Gas Limited | Private company limited by shares | Live |
| CHINA PETROLEUM GAS INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA PETROLEUM INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| CHINA PETROLEUM & AVIATION INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| CHINA PETROLEUM INTERNATIONAL INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| CHINA LONGQUAN PETROLEUM GROUP CO., LIMITED | Private company limited by shares | Live |
| CHINA HUA XIA PETROLEUM NATURAL GAS GROUP HOLDING LIMITED | Private company limited by shares | Live |
| CHINA NETWORK PETROLEUM (HK) LIMITED | Private company limited by shares | Dissolved |
| China Ocean Petroleum Limited | Private company limited by shares | Dissolved |
| PANDA (CHINA) PETROLEUM LIMITED | Private company limited by shares | Live |
| China Power Petroleum Corporation Limited | Private company limited by shares | Dissolved |
| CHINA PETROLEUM NEW POWER GROUP LIMITED | Private company limited by shares | Dissolved |
| China Sky Petroleum Products Limited | Private company limited by shares | Live |
| CHINA DEEP SEA & PETROLEUM RESERVOIR COMPANY LIMITED | Private company limited by shares | Live |
| SPAIN SOFT PETROLEUM SHARES (CHINA) LIMITED | Private company limited by shares | Live |
| SOUTH CHINA PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA SUPER-ENERGY PETROLEUM GROUP LIMITED | Private company limited by shares | Live |
| China Three Petroleum Group Limited | Private company limited by shares | Live |
| CHINA WEALTH PETROLEUM LIMITED | Private company limited by shares | Live |
| CHINASAILS PETROLEUM LIMITED | Private company limited by shares | Live |
| CHONG JIN PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CHUNG NAM PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| Chung Nam Petroleum Company Limited | Private company limited by shares | Live |
| CHUNG KIN PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHUNG LAM PETROLEUM LIMITED | Private company limited by shares | Live |
| CHUNG YUEN PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CHAINTECH PETROLEUM AND COMMODITY COMPANY, LIMITED | Private company limited by shares | Dissolved |
| CONCORD PETROLEUM LIMITED | Private company limited by shares | Live |
| HK PETROLEUM ENTERPRISES COOPERATION LIMITED | Private company limited by shares | Live |
| CPHK PETROLEUM COMPANY LIMITED | Private company limited by shares | Live |
| CRESCENT PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CROWN PETROLEUM CO. LIMITED | Private company limited by shares | Live |
| CURISE PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| DAQING PETROLEUM EXCHANGE CENTER HOLDING LIMITED | Private company limited by shares | Live |
| Germany Dehol Petroleum International Limited | Private company limited by shares | Live |
| GERMANY DELEISIDUN INT'L PETROLEUM GROUP LIMITED | Private company limited by shares | Live |
| DELTA PETROLEUM LIMITED | Private company limited by shares | Live |
| WIN BUSINESS PETROLEUM (GRAND DESERT) LIMITED | Private company limited by shares | Live |
| DESHUNYUAN PETROLEUM SCI & TECH. CO., LIMITED | Private company limited by shares | Dissolved |
| CANDY DIMARTINO PETROLEUM COMPANY LIMITED | Private company limited by shares | Live |
| DONG HAI PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| DONGDAOFU PETROLEUM TECHNOLOGY(HONG KONG) LIMITED | | Live |
| Do-Success Petroleum Investment Limited | Private company limited by shares | Live |
| DOVECHEM PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| DRAGON PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| SKY DRAGON PETROLEUM LIMITED | Private company limited by shares | Live |
| CENTRAL EAST PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| EASY WAY PETROLEUM COMPANY LIMITED | Private company limited by shares | Live |
| ELITE & CO (PETROLEUM) LIMITED | Private company limited by shares | Live |
| ELLSWORTH PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| Elywise Petroleum Limited | Private company limited by shares | Live |
| CALIFORNIA PETROLEUM AND ENERGY COMPANY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| CHINA ENERGY PETROLEUM CORPORATION LIMITED | Private company limited by shares | Live |
| CHINA JINYING PETROLEUM NEW ENERGY LIMITED | Private company limited by shares | Live |
| CHINA TIANDARUNFENG PETROLEUM ENERGY LIMITED | Private company limited by shares | Live |
| Germany New Energy Petroleum Co., Limited | Private company limited by shares | Live |
| GERMANY FUSI PETROLEUM NEW ENERGY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| URANUS (GROUP) PETROLEUM & ENERGY LIMITED | Private company limited by shares | Live |
| CHINA HAIRUN PETROLEUM ENERGY CO., LIMITED | Private company limited by shares | Live |
| JUPITER ENERGY & PETROLEUM CONSULTING LIMITED | Private company limited by shares | Dissolved |
| China Petroleum Energy Management Co., Limited | Private company limited by shares | Live |
| ZHONGJI PETROLEUM ENERGY LIMITED | Private company limited by shares | Live |
| ENERTEC PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| CHINA ORIENT PETROLEUM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA PETROLEUM ENGINEERING TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SUN HING FAT PETROLEUM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHINA PETROLEUM GOLDEN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| EQUIMEA PETROLEUM PARTNERS LIMITED | Private company limited by shares | Live |
| ERICORP-CHUNGNAN PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| EVERSHINE PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| EXCEL PETROLEUM INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| STAR OCEAN EXPRESS PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| EXXON MOBIL PETROLEUM (H.K) CO., LIMITED | Private company limited by shares | Dissolved |