In 2025, CNOOC Energy Technology & Services disclosed key data related to its energy management practices, providing transparency into its operational energy use in line with recognized sustainability reporting frameworks.
CNOOC Energy Technology & Services disclosed progress toward renewable energy adoption, highlighting the share of total energy sourced from renewable versus non-renewable sources.
| Metric (GJ) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Energy Consumption | 1,546,005a | 1,574,932a | 1,519,072a | |
Non-Renewable Energy Consumption | 1,525,226a | 1,564,645a | 1,515,877a | |
Renewable Energy Consumption | 20,779a | 10,287a | 3,195a |
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In 2025, CNOOC Energy Technology & Services consumed a total of 1.55 million Gigajoules of energy across its operations. Of this total, 1.34% was sourced from renewable energy, either derived from natural resources like biofuels, biomass, or biogas, or generated using renewable technologies such as solar or wind power. The remaining 98.66% was classified as non-renewable energy, coming from fossil-based fuels such as coal, natural gas, or crude oil, or from non-renewable generation technologies like nuclear power.a
In 2025, CNOOC Energy Technology & Services consumed a total of 1.55 million Gigajoules of energy, of which 1.34% was derived from renewable sources, including biofuels, biomass, biogas, solar, and wind power.a
This low level of renewable energy use highlights a heavy reliance on fossil fuels or other non-renewable sources, suggesting that CNOOC Energy Technology & Services has considerable room to improve its energy sustainability strategy.
Since 2023, CNOOC Energy Technology & Services's total energy consumption increased by 1.77%, but declined by 1.84% in 2025, suggesting a recent moderation in energy use.a
Over the same period, the share of renewable energy in CNOOC Energy Technology & Services's consumption increased by 539.13%, including a 105.77% increase in 2025, showing consistent progress in clean energy adoption.a
Overall, CNOOC Energy Technology & Services’s energy trends reveal a complex picture, with variations in total consumption and renewable sourcing. A closer examination of operational drivers and sourcing strategies is needed to fully assess the company’s environmental impact.