| Assets and shares | ||||
|---|---|---|---|---|
| Asset | Percentage held | Start date | End date | |
| CNOOC U.K. MARKETING LTD | - | - | ||
| East African Crude Oil Pipeline | 8.00 | - | - | |
| CNOOC FINANCE (2014) ULC | - | - | ||
| CNOOC Petroleum North America | - | - | ||
| Chaoyang Petroleum (BVI) | 50.00 | - | - | |
| CNOOC INTERNATIONAL LIMITED | - | - | - | |
| CNOOC Marketing Canada | - | - | ||
| NEXEN PETROLEUM NIGERIA LIMITED | - | - | ||
| CNOOC Finance (2013) Limited | - | - | ||
| CNOOC U.K. MARKETING LTD | - | |||
| CNOOC Finance (2003) Limited | - | - | ||