China Oilfield Services Ltd. - H Sharesの利益剰余金推移
(単位:百万) | 利益剰余金 | 前年比 |
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Provision of oilfield services including drilling services, well services, marine support services, and geophysical and surveying services.
Provision of oilfield services including drilling services, well services, marine support services, and geophysical and surveying services.