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On May 2, the self-elevating drilling platform "exploration no.7" of cnooc offshore oil company, which was undertaken by haigong, was completed successfully.

The "exploration 7" repair project is mainly the platform mid-term inspection project, three leg inspection, and the left 60 ton deck crane for the whole new and routine repair works. Under the cooperation of various departments in the company, "exploration" seven whole repair time limit control and repair process engineering safety quality supervision got offshore oil drilling company of sinopec. The first cooperation between the two companies has been completed successfully, and it has laid a good foundation for further cooperation between the two sides.