China Oilfield Services Limited

Contact Information
201 Yan Jiao Development Area Hai You Street, Sanhe City, He Bei Province 101149, China
Detailed Information

China Oilfield Services Limited or COSL is one of the world’s largest integrated oilfield service providers. The service runs through all stages of offshore oil and gas exploration, development and production. The business is divided into four categories: geophysical prospecting services, drilling services, oilfield technical services and ship services.