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The 71-630 is a proposed Russian low floortram intended for Moscow and Riga. These rail vehicles are produced by Ust'-Katav Vagon-building plant (UKVZ, УКВЗ, Усть-Катавский Вагоностроительный Завод имени С. М. Кирова - Russian abbreviature and full name).
Only one car was built in 2006. It was tested with passengers in Moscow in 2008–2010, and stay in Krasnopresnenskoye depot.