China Bohai Sea Oil Discovery Boosts CNOOC Energy Outlook
China has reported a new Bohai Sea oil discovery through state owned CNOOC Limited.
The find marks the company’s second major success in the central Bohai Sea.
According to officials, the oilfield holds over 100 million tons of oil equivalent. As a result, the discovery strengthens confidence in China’s offshore energy strategy. The project sits in a shallow slope zone once considered low potential. However, new data now suggests these areas may hold large energy reserves.
Why the Bohai Sea Oil Discovery Matters
The Bohai Sea oil discovery challenges long-held exploration assumptions. Traditionally, companies viewed slope zones as transit paths for hydrocarbons. In contrast, this project proves such zones can store significant oil volumes.
Therefore, experts now see fresh opportunities across similar offshore regions.
The oilfield, named Qinhuangdao 29-6, produces medium.heavy crude oil.
In addition, it lies within the mature Shijiutuo Uplift area. This marks the second discovery of this scale in the region. As a result, confidence in future exploration has grown significantly.
Strong Production Results Support Future Exploration
Engineers drilled the discovery well to a depth of 1,688 meters. During drilling, they identified nearly 67 meters of oil bearing zones. Initial testing showed daily production of about 2,560 barrels of oil. Therefore, the field shows strong commercial development potential.
CNOOC’s chief geologist highlighted the importance of the find. He explained that slope areas can hold large oil accumulations. Moreover, this success may reshape offshore exploration strategies. It also supports China’s goal of improving domestic energy security.
The Bohai Sea oil discovery arrives at a crucial time. Global energy markets remain uncertain, pushing nations to rely on local resources. For China, this discovery adds stability to long term supply planning. Consequently, it may reduce dependence on imported crude oil.

