COSL

Overview

China Oilfield Services Limited, together with its subsidiaries, provides integrated oilfield services in China, Indonesia, Mexico, Norway, the Middle East, and internationally. The company operates through four divisions: Geophysical Services, Drilling Services, Well Services, and Marine and Transportation Services. It offers drilling services, including drilling lift boats and accommodation and rigs; well services, such as directional drilling, logging, drilling and completion fluids, cementin

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