China Oilfield Services Limited Class H
China Oilfield Services Limited (COSL), listed on the Hong Kong Stock Exchange under the ticker 2883, is a leading provider of oilfield services in the offshore oil and gas industry. The company primarily operates in sectors such as drilling services, well services, marine support services, and geophysical services. COSL delivers a comprehensive range of services including exploration, development, and production support for oil companies, with a strong focus on technological innovation and operational efficiency.