D90-Bluewhale I is an ultra deep water drilling units built by CIMC Raffles. It is able to operate in water depth of 3,658m, and drilling depth up to 15,250m. It is designed with dual hoisting tower and facilities with DP3 system and preliminary mooring position system. It will provide accommodation for 200 POB. D90 can operate in 95% deepwater areas all over the world, including the Gulf of Mexico, West Africa, South Atlantic, Asia, Australia etc.