| Symbol | Name | Country | Exchange |
|---|---|---|---|
| KLYCY | Kunlun Energy ADR | US | OTC |
| KUNUF | Kunlun Energy | US | OTC |
| PCCYF | Petrochina Co Ltd | US | OTC |
| 0135 | Kunlun Energy | HK | HK |
| 0857 | PetroChina Co Ltd Class H | HK | HK |
| 600339 | China Petroleum Engineering Corp | CN | SHG |
| 601857 | PetroChina Co Ltd Class A | CN | SHG |