Hyundai Heavy Industries (HHI) held a production ceremony for its 5,000th propeller at its Ulsan factory. The 5000-th propeller has 10.6 meters in diameter and weighs 77 tons. Since the production of its first propeller in 1985, HHI has achieved major production milestones with 100th propeller in 1987, 1,000th in 1999 and 2,000th in 2005. HHI also won Guinness World Record for the heaviest propeller in 2001 with a 102 ton propeller.