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China Oilfield Services

Controversies

Controversies tied to this brand in public sources. A listing is not a finding of fault.

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  1. 2024

    Multiple former presidents and vice presidents brought down

    In May 2024, Qi Meisheng, former president of China Oilfield Services Limited (COSL), was placed under investigation; in July, former president Cao Shujie and vice presidents Zi Shilong and Yu Guimin were placed under investigation, with four people in the CNOOC system brought down in one day. They are undergoing disciplinary review and supervisory investigation.