Boeing has four major business groups, namely Boeing Finance Company, Boeing Civil Aircraft Group, Boeing Connection Company and Boeing Integrated Defense System Group. Boeing's existing main civil aircraft products include Boeing 737, 747, 767 and 777 series aircraft and Boeing business jets. At present, there are about12,000 Boeing civil aircraft operating in the world, accounting for about 75% of the total number of civil aircraft. Boeing's new product research and development focuses on Boeing 787 Dreamliner, which is expected to be put into operation in 2008.