China National Offshore Oil Corp (CNOOC) has discovered new oil in its Luda (LD) 21-2 prospect in Bohai Bay, China, located in the inverted structure belt of LD 22-27 in south Liaodong Bay, with its south part adjacent to LD 27-2 oilfield.

According to the company, drilling of the well was completed at a depth of 2,831m and encountered oil pay zones with total thickness of around 170m.

The average water depth is around 20m. Currently, oil production at the well is around 608 barrels per day.

Zhu Weilin, executive vice president and general manager of exploration department, CNOOC said, "The discovery of LD21-2 not only has fairly good economics in exploration and development, but also further confirms high quality oil and gas accumulation of the inverted structure belt of LD 22-27 as well as good prospects for future exploration."