Jurong Shipyard, a subsidiary of SembCorp Marine achieves a significant milestone today when the newly constructed semi-submersible rig will be officially named .GlobalSantaFe Development Driller II. by Lady Sponsor, Mrs Yvette Sprague, wife of Mr Jonathan Sprague, the Atlantis Wells Delivery Manager of BP. The GlobalSantaFe Development Driller II is the second of two Friede and Goldman ExD-designed fifth-generation dynamic positioning ultra deepwater semi-submersible rig built by Jurong Shipyard for GlobalSantaFe Corporation (GSF), a leading worldwide oil and drilling contractor. The first unit, .GSF Development Driller I. was earlier named on October 12, 2004 by Mrs Christina Bruton in a christening ceremony held in the shipyard.