The company is the largest comprehensive oil and gas engineering and technical service specialist company in China, controlled by Sinopec Group Corporation, and the earliest offshore oil and gas exploration service provider in China. With more than 60 years of business performance and rich project execution experience, it is the oil service leader in the entire integrated industry chain in China. MAIN ACTIVITY: Geophysics, drilling, surveying wells, underground special operations, engineering construction, etc. Main product: Geophysical Services, Drilling Services, Logging Well Services, Underground Special Operations Services, Engineering Construction Services, etc. Corporate honors: 2016 China Patent Excellence Award for Anti-tilting PDC Drills, 2017 China Patent Excellence Award for a torsional impact drilling tool, 2017 Fuling Large Offshore Shale Gas Field High Shale Gas Field Efficient Exploration and Development Science and Technology Progress Award, etc.