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Track Record

Offshore Oil & Gas

Onshore Oil & Gas

Clean Energy

IMR & Decommissioning

IMR & Decommissioning

Project:?LH11-1/4-1 Decommissioning

Time of completion:?2024

Project introduction:?LH11-1/4-1 Oilfield locates at Pearl River Mouth Basin, about 220km southeast of HK. It produces from subsea production trees to one FPS and one FPSO. The plan is to decommissioned the FPS and FPSO before installing the new DPP and FPSO.

Scope of work:

FPSO-

Recovery of 10 x mid-water buoy, 139 x flexible pipe buoy, 150m x flexible pipe

Decommissioning of 10 x mooring leg and 4 x flexible pipe

FPS-

Recovery of 30 x buoy, 56 x cable/umbilical buoy, 2km x dynamic cable, 4 x jumper, 2 x ROV, 1 x service riser, 4 x umbilical, 1 x UTH

Decommissioning of 14km x umbilical, 11 x mooring leg, 9 x electrical flying-lead, 30 x buoy mooring chain, 2 x jumper

Project highlights:?

? ? ?√??First large-scale deep water floater and subsea decommissioning project (300+m)

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About Us

Offshore Oil Engineering Co., Ltd. is a listed company controlled by China National Offshore Oil Corporation. It is the only large general contracting company in China with capacities to undertake the design, procurement, construction, offshore installation, commissioning and maintenance of offshore oil and gas development projects, as well as the liquefied natural gas, offshore wind power, refining and chemical projects, etc. It is also one of the largest and the most competitive EPCI (engineering, procurement, construction and installation) contractors of offshore oil and gas projects in the Asia-Pacific region. The Company is headquartered in Binhai New Area, Tianjin. It was listed on Shanghai Stock Exchange (Stock Short Name: COOEC, Stock Symbol: 600583) on February 2002.

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