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Sinopec Oilfield Service Corp engages in the provision of onshore and offshore oil and natural gas, exploration, provision of contracting, design and construction services for the oil and gas projects. It operates through five segments i.e. the Geophysics which provides terrestrial and marine geophysical exploration, development and technical services; the Drilling engineering, which provides drilling design, and construction, technical services; the Logging and mud logging, which provides contracting and technical services; the Special downhole segment which provides oil engineering technical and construction; and Engineering constructions segment which provides a package of services, including feasibility studies, procurement and others. Most of the revenue is earned from China.
Beijing, 100728, China, People's Republic of