| PETRO SVM LIMITED | Private company limited by shares | Dissolved |
| PETRO DEL LIMITED | Private company limited by shares | Live |
| PETRO LIMITED | Private company limited by shares | Live |
| Petro Pro Limited | Private company limited by shares | Live |
| 3R PETRO LIMITED | Private company limited by shares | Live |
| PETRO VIO OIL LIMITED | | Live |
| PETRO ASIA CO. LIMITED | Private company limited by shares | Live |
| ASIAN PETRO COMPANY LIMITED | Private company limited by shares | Dissolved |
| PETRO AVIA LIMITED | Private company limited by shares | Dissolved |
| Petro Azia Limited | Private company limited by shares | Live |
| PETRO SOUTH CHINA SEA INVESTMENT LIMITED | Private company limited by shares | Live |
| CHINA NEW RESOURCES PETRO LIMITED | Private company limited by shares | Live |
| CHUNG WEI PETRO CO. LIMITED | Private company limited by shares | Live |
| PETRO KIA CO., LIMITED | Private company limited by shares | Live |
| TJ Petro Co., Limited | | Live |
| ENTEC PETRO & GAS LIMITED | Private company limited by shares | Live |
| Northern District Bay Petro Group Limited | Private company limited by shares | Live |
| TRILIANCE PETRO HOLDING LIMITED | | Live |
| CNT PETRO INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Petro Lions Limited | | Live |
| PETRO PACIFIC LIMITED | Private company limited by shares | Dissolved |
| Pacific Petro Limited | Private company limited by shares | Live |
| Petro Point Limited | | Live |
| Petro Products Limited | Private company limited by shares | Live |
| Petro Pulse Limited | | Live |
| PETRO SAILING LIMITED | Private company limited by shares | Live |
| PETRO STAR LIMITED | Private company limited by shares | Dissolved |
| Petro Trading Limited | Private company limited by shares | Live |
| PETRO VICTORY RESOURCES TRADING LIMITED | Private company limited by shares | Live |
| Petro United Limited | | Live |
| PETRO VICTORY INVESTMENTS LIMITED | Private company limited by shares | Live |
| YINGGAO PETRO LIMITED | Private company limited by shares | Live Commenced dormancy on 24-Oct-2014 |
| PETROAFRICA LIMITED | Private company limited by shares | Dissolved |
| PetroAmerica Capital Limited | Private company limited by shares | Dissolved |
| PETROASIA RESOURCES LIMITED | Private company limited by shares | Live |
| PETROASIA-BOWSER LIMITED | Private company limited by shares | Dissolved |
| PETROASIA-GOLDFACE PETROLEUM LIMITED | Private company limited by shares | Dissolved |
| PetroAsian Energy Exploration Development Limited | Private company limited by shares | Live |
| PETROASIAN ENERGY LIMITED | Private company limited by shares | Live |
| PetroAsian Energy Finance Limited | Private company limited by shares | Live |
| PetroAsian Qinghai Exploration Development Limited | Private company limited by shares | Dissolved |
| PETROBRAS LIMITED | Private company limited by shares | Dissolved |
| PetroBroad Copower Limited | Private company limited by shares | Live |
| PETROBULK LIMITED | Private company limited by shares | Dissolved |
| PETROCARBON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Petrocas Limited | Private company limited by shares | Dissolved |
| PETROCEANIC LIMITED | Private company limited by shares | Dissolved |
| YUN WAH PETROCHEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| PETROCHEM LIMITED | Private company limited by shares | Dissolved |
| USN Petro-Chem Limited | Private company limited by shares | Dissolved |
| T & L PETROCHEM COMPANY LIMITED | Private company limited by shares | Live |
| JC PETROCHEM LIMITED | Private company limited by shares | Live |
| KAY PETROCHEM LIMITED | Private company limited by shares | Live |
| YP PETROCHEM LIMITED | Private company limited by shares | Live |
| ASIA 21ST PETROCHEM GROUP LIMITED | Private company limited by shares | Dissolved |
| REGENT ALPHA PETROCHEM LIMITED | Private company limited by shares | Dissolved |
| TRI ASEAN PETROCHEM CORPORATION LIMITED | Private company limited by shares | Dissolved |
| CHINA CARIAN PETROCHEM (GROUP) LIMITED | Private company limited by shares | Dissolved |
| CHIN YEN PETROCHEM LIMITED | Private company limited by shares | Live |
| SOUTH CHINA PETRO-CHEM INVESTMENT LIMITED | Private company limited by shares | Live |
| TEMPO PETROCHEM (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK AMING PETRO-CHEM GROUP CO., LIMITED | | Live |
| HaiWei PetroChem Co., Limited | Private company limited by shares | Live |
| WILLONG PETROCHEM CO., LIMITED | Private company limited by shares | Live |
| PETRO-CHEM ENGINEERS & CONTRACTORS LIMITED | Private company limited by shares | Dissolved |
| PETROCHEM AISA CORPORATION LIMITED | Private company limited by shares | Live |
| CHINA CABLE PETROCHEM CORPORATION LIMITED | Private company limited by shares | Live |
| Cyrus Petrochem Limited | Private company limited by shares | Live |
| Petrochem South East Limited | Private company limited by shares | Live |
| PETROCHEM ENERGY GROUP LIMITED | Private company limited by shares | Live |
| Suez Group Petrochem Limited | Private company limited by shares | Live |
| HOI WAI PETROCHEM (HK) LIMITED | Private company limited by shares | Dissolved |
| HOI YAN PETROCHEM (HK) LIMITED | Private company limited by shares | Dissolved |
| OSTRA PETROCHEM (HK) LIMITED | Private company limited by shares | Dissolved |
| ZHEN RONG PETROCHEM (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| VASUPUJYA PETROCHEM (HK) LIMITED | Private company limited by shares | Live |
| ASCENT PETROCHEM HOLDINGS CO., LIMITED | | Live |
| HONG KONG YI SHENG PETROCHEM CO., LIMITED | Private company limited by shares | Live |
| ADDWEALTH PETROCHEM (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Baston Petrochem Trading (Hong Kong) Limited | Private company limited by shares | Dissolved |
| HONGKONG MEILINKANG PETROCHEM CO., LIMITED | Private company limited by shares | Dissolved |
| GOLDWEEN PETROCHEM INDUSTRIES LIMITED | Private company limited by shares | Live |
| MO PETRO-CHEM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ACHIEVEMENT PETROCHEM INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 19-Mar-2001 |
| CHUNG KIU INTERNATIONAL PETROCHEM (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| HUA WEI PETROCHEM INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Live |
| DACHANG INTERNATIONAL PETROCHEM HOLDING LIMITED | Private company limited by shares | Dissolved |
| FANSWAY INTERNATIONAL PETRO-CHEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| SSS PETROCHEM INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| OCEAN PETROCHEM INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| FR PETROCHEM INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| QIYUAN INTERNATIONAL PETROCHEM CO., LIMITED | Private company limited by shares | Dissolved |
| UNITED PETRO-CHEM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Coastal Petrochem & Investment Limited | Private company limited by shares | Dissolved |
| Kilo Petrochem Limited | | Live |
| KINGBOARD PETROCHEM COMPANY LIMITED | Private company limited by shares | Live |
| PETROCHEM LAND GENERAL TRADING LIMITED | Private company limited by shares | Live |
| LEADING INTERNATIONAL PETROCHEM GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| PETROCHEM MARITIME COMPANY LIMITED | Private company limited by shares | Dissolved |
| NATIONAL HARVEST PETROCHEM LIMITED | Private company limited by shares | Dissolved |