China Oilfield Services Limited (COSL) is an integrated oilfield service solution provider in the offshore China market. The Company"s services cover each phase of offshore oil and gas exploration, development and production. The Company not only provides services of single operation for the customers, but also offers integrated project management services. The Company"s business activities are conducted not only in offshore China, but also in South East Asia, Middle East, Europe, Australia, North America, South America and Africa. Its activities are conducted in more than 30 countries and regions around the world. The Company"s four core business segments are geophysical and surveying services, drilling services, well services, marine support and transportation services.
http://www.cosl.com.cn