Washington, D.C. is one of the few modern large cities in the world that only focus on the administrative functions of the government. There is no industry in Washington, D.C., and the economic sources are the federal government grants and its agency expenditures, professional industries and commerce, tourism, etc.More Washington, D.C regional common sense North America grease equipment cooperative partner Aoyo edible oil equipment Washington, D.C overseas product promotion station editors have been sorted out:, in addition to tourism, real estate transactions, information services, education, hotels, media and other service industries. The science and technology industries in Washington, D.C. include information technology, telecommunications and biotechnology. Among the economic sources of Washington, D.C., the first is the allocation of federal government and the expenditure of its agencies, with a contribution rate of 33.9% to GDP. Professional industries and businesses ranked second, accounting for 24.2% of GDP. grease equipment supplier Aoyo edible oil equipment is located in East Asia, China, bordering the Pacific Ocean, and the China-Europe train runs through the country. Aoyo edible oil equipment has a designated service team for North America grease equipment customers, which can provide reliable grease equipment small grain and oil processing equipment solutions for Washington, D.C grease equipment customers!