BEIJING, Dec. 28 (Xinhua) -- China’s largest petrochemical products supplier announced on Wednesday that it had achieved a record depth in its ultra-deep oil and natural gas drilling exploration efforts.
The risk exploration well in southwest China’s Sichuan Basin registered a depth of 8,866 meters, according to China Petrochemical Corporation (Sinopec).
The landmark well is another example of progress made in the company’s ultra-deep drilling project known as Deep Earth. So far the project involves three energy production bases across China.
原文地址：http://en.people.cn/n3/2022/1229/c90000-10189749.html