Petro-king Oilfield Services Ltd.の営業キャッシュフローマージン推移
(単位:百万) | 営業キャッシュフローマージン | 前年比 |
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Provision of oilfield technology and oilfield services of an oilfield including drilling, well completion and production enhancement with ancillary activities in trading and manufacturing of oilfield services related products.
Provision of oilfield technology and oilfield services of an oilfield including drilling, well completion and production enhancement with ancillary activities in trading and manufacturing of oilfield services related products.