The company is China's largest comprehensive oil and gas engineering and technical service company controlled by Sinopec Group Corporation, and is also the earliest domestic offshore oil and gas exploration service provider. It has more than 60 years of business performance and rich project execution experience, and is a leader in the entire integrated oil service industry chain in China. The company has five major business segments: geophysics, drilling engineering, surveying wells, underground special operations, and engineering construction. The five major business segments cover the entire industrial chain process from exploration, drilling, completion, oil and gas production, oil and gas collection and transportation to disposal of wells. Corporate honors: 2016 Chinese Patent Excellence Award for anti-oblique PDC drills, 2017 Chinese Patent Excellence Award for a torsional impact drilling tool, first prize of the 2017 Fuling Large Marine Shale Gas Field High Shale Gas Field Efficient Exploration and Development Science and Technology Progress Award, etc.
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