Location: 21°44′34.728″N，116°01′44.9413″E, the seawater depth is about 106.1meters .
Working Period: April 2013 to May 2013.
The jacket was a traditional structure of four-leg and twelve-skirt pill, 115.5meters height and 10159tons weight. The specification of the steel pile :Gripper Φ2438mmX129000, 510tons weight，Non GripperΦ2438mmX127500, 505tons weight，the designed driving depth is 105meters