On Tuesday, Iran saw off Uruguay 3-1 in Group C at the Arena Amadeu Teixeira in Manus, Brazil.
Mohammad Keshavarz (two goals) and Mohammad Taheri scored for the Iranian outfit and Richard Catard pulled a goal back for the South American team.
Iran opened the 2011 Grand Prix de Futsal with a win over Belgium on Sunday. The Iranian team also fired past the United States 8-0 in its second match on Tuesday.
The Asian powerhouse is scheduled to play Guatemala on Thursday.
The Grand Prix de Futsal is an international futsal competition of the same kind as the FIFA Futsal World Cup but with invited nations and held annually in Brazil. It was first held in 2005.