China begins drilling of ultra-deep oil well in Ta... Dongfanglong 2023-05-31
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CNOOC begins crude reserve operations in Shandong Dongfanglong 2023-02-28
OCTG Casing and Tubing Pipe Dongfanglong 2023-01-28
Happy New Year from Eastlong Dongfanglong 2022-12-31
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China's oil reserves reach 3.69 billion tons Dongfanglong 2022-09-27
Digital transformation fuels energy industry Dongfanglong 2022-08-29
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