U.S. oil producers are grappling with geological limits to production growth as the country's top oilfield ages and produces ...

The new shale oil reserves have been found at the Xinxing ... but extracting them is a challenge, unlike in the United States, due to the complex geology of the local shale formations.

Sinopec discovered Xinxing and Qintong shale oil fields in eastern China with combined proven reserves of 180 million tonnes.

The growth of shale ... for oil consumption. We will begin to see how effective it is starting from the end of March. If at the time oil reserves begin to fall, both globally and in the US ...