China Ocean Engineering Construction General Bureau (abbreviated as COECG) is a large-scale state-owned enterprise with complex construction qualifications. The major authorized qualifications of COECG include: first-class general contractor's qualification for harbor and navigation channel engineering, municipal civil engineering, and house construction engineering, first-class professional contractor's qualification for steel structure engineering, second-class qualification for decoration and fitment, waterproof, hydraulic and hydroelectric engineering, foundation work, electrical and mechanical installation, as well as foreign contracting qualification.

Now, COECG has a total staff number of 3200, among whom there are over 820 technical and managerial personnel with all sorts of profession titles, over 400 medium, and high rank engineers, and more than 100 registered architects. COECG has registered capital of 175,750,000 RMB, with AAA credit rank, and has been certified with ISO system.

During the over 50-year history, China Ocean Engineering Construction General Bureau has accomplished large numbers of projects of military harbor, civil-use port, breakwater, shipyard, channel dredging, land reclamation, municipal facilities, residential building, industrial building, decoration and fitment as well as waterproof. For the past ten year, China Ocean Engineering Construction General Bureau has won more than 40 prizes, including two national Luban Prize, one national superior project golden quality prize, and more than 30 provincial and municipal prizes, and has been appraised as annual excellent national construction company and Beijing integrity company in succession.