News - Qingdao Haitongda Special Instrument Co.,Ltd.

The Oil and Gas Supply Capacity of North China Oilfield Continues to Improve
2024-01-05
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Brave the Cold and the Snow
2023-12-28
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The First Rooftop Distributed Photovoltaic Project Started in Zhejiang Oilfield
2023-12-25
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The Daily Oil Increase of 52 Wells in Shuang229 Block of Liaohe Oilfield is 40.9 Tons
2023-12-22
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The Production Capacity Construction of Zhaoshen 19 Block in Daqing Oilfield Has Been Completed
2023-12-21
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