The international activities of Siemens in the nuclear fuel sector are the responsibility of the Nuclear Fuel Cycle Unit of the Power Generation Division (KWU) in Germany, the Nuclear Division of Siemens Power Corporation (SPC) in the United States, and the German Siemens subsidiaries, ANF GmbH (fuel element fabrication) in Lingen and NRG -Nuklearrohr Gesellschaft mbH (cladding tube production) in Duisburg. The requirements of the U.S. market for light water reactor fuel elements are met by products from the European market.