China Finds Major Oil Field at Sea
CNOOC Announces meaningful Oil Discovery in south China Sea
Published: March 31, 2025

SHENZHEN, China – China National Offshore Oil Corporation (CNOOC) announced Monday a major hydrocarbon discovery in the eastern part of the South China Sea. The find boasts proven reserves exceeding 100 million tons, according to the state-run Xinhua news agency.
Huizhou 19-6 Oil Field Details
The newly discovered Huizhou 19-6 oil field is situated approximately 170 kilometers (106 miles) from Shenzhen, a major city in Guangdong province.
Executive Perspectives on the Discovery
Zhou Xinhuai, executive director of CNOOC, hailed the discovery as a sign of “successive advances in the exploration of oil and gas in eastern waters of the South China Sea.”
Xu Changgui,head of Geology at CNOOC,described the find as a “huge advance,” adding,”the discovery has proven to be the highest clostic oil site in terms of geological reserves,breaking the customary theoretical schemes.”
Production Capacity
According to Xinhua, initial test perforations at the Huizhou 19-6 site yielded a daily production rate of 413 barrels of crude oil and 68,000 cubic meters of natural gas.
South China Sea Territorial Disputes
An American energy information agency reports that the South China Sea remains largely underexplored due to ongoing territorial disputes. though, the agency noted that most oil and gas discoveries have occurred in undisputed areas.
China claims the majority of the South China Sea, a claim contested by the Philippines, malaysia, Vietnam, Indonesia, and Brunei.
China’s Oil Imports
according to a U.S. government analysis, China is the world’s largest oil importer, with imports reaching 11.1 million barrels per day last year.
China’s South China Sea Oil Discovery: Your Top Questions Answered
What is the recent oil discovery in the South China Sea?
china National Offshore Oil Corporation (CNOOC) announced a notable hydrocarbon discovery in the eastern part of the South China Sea.According to the state-run Xinhua news agency, the find is located in the Huizhou 19-6 oil field and boasts proven reserves exceeding 100 million tons.
Where is the Huizhou 19-6 oil field located?
The huizhou 19-6 oil field is situated approximately 170 kilometers (106 miles) from Shenzhen, a major city in Guangdong province, China.
Who made the oil discovery?
The oil discovery was made by China National Offshore Oil Corporation (CNOOC).
What are the main details of this oil discovery?
Here’s a summary of key details from the declaration:
- Company: CNOOC (China National Offshore Oil Corporation)
- Location: Eastern South China Sea
- Oil Field: Huizhou 19-6
- Reserves: Proven reserves exceeding 100 million tons
- Proximity to City: Approximately 170 kilometers (106 miles) from Shenzhen
What is the significance of this oil discovery?
According to Zhou Xinhuai, executive director of CNOOC, the discovery represents “successive advances in the exploration of oil and gas in eastern waters of the South China Sea.” Xu Changgui, head of Geology at CNOOC, described the find as a “huge advance.”
What are the initial production capacities of the Huizhou 19-6 oil field?
Initial test perforations yielded the following results:
- Crude Oil: 413 barrels per day
- Natural Gas: 68,000 cubic meters per day
What is the South China Sea?
The South China Sea is a body of water located south of mainland China and surrounded by various Southeast Asian countries, including the Philippines, Malaysia, Vietnam, Indonesia, and Brunei. It’s known for its rich natural resources, including oil and gas.
What are the territorial disputes in the South China Sea?
China claims the majority of the South China Sea, a claim that is contested by the philippines, Malaysia, Vietnam, Indonesia, and Brunei. These territorial disputes have,in many instances,led to under-exploration of areas in the sea.
how do territorial disputes impact oil and gas exploration in the South China Sea?
An American energy facts agency reports that ongoing territorial disputes have made the South China Sea largely underexplored. However, most oil and gas discoveries have occured in areas that are not disputed.These ongoing conflicts between China and other countries in the region have significant implications for the potential of resource exploitation, including oil and gas development.
how does this discovery affect China’s oil imports?
China is the world’s largest oil importer, importing around 11.1 million barrels per day. Any domestic discoveries, may over time, reduce the reliance on imports. The amount by which this discovery can shift dependence is yet to be steadfast.
who is CNOOC?
CNOOC,or China National Offshore Oil Corporation,is a state-owned Chinese oil and gas company. It’s one of China’s major national oil companies,playing a key role in exploring and developing offshore oil and gas resources.
Key Takeaways: The Huizhou 19-6 Oil Field
Here’s a speedy overview of the Huizhou 19-6 oil field:
| Feature | Details |
|---|---|
| Location | Eastern South China Sea |
| Distance from Shenzhen | Approximately 170 kilometers (106 miles) |
| Estimated Reserves | Over 100 million tons |
| Daily Crude Oil Production (Initial Test) | 413 barrels |
| Daily Natural Gas Production (Initial Test) | 68,000 cubic meters |
| Key Significance | Major hydrocarbon discovery,significant advance in oil and gas exploration in the eastern South China Sea |
