Production is dominated by Chinese majors (China National Offshore Oil Corporation was mostly created for this region) but foreign companies are also present, like ConocoPhilips, Roc Oil, and others.
A produción está dominada por empresas chinesas (China National Offshore Oil Corporation) que creouse principalmente para esta rexión) pero tamén están presentes compañías estranxeiras, como ConocoPhilips, Roc Oil, e outros.