The first exploratory well to yield commercial oil and natural gas flow was drilled in mid-June in the East China Sea.The well is 420 kilometres southeast of Shanghai and is 4,651 metres deep. It is...
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The first exploratory well to yield commercial oil and natural gas flow was drilled in mid-June in the East China Sea.The well is 420 kilometres southeast of Shanghai and is 4,651 metres deep. It is...