Chelsea and Liverpool are in contact with Porto midfielder Ruben Neves.
Calciomercato.com says they face competition for his signature from Serie A giants Juventus.
Neves has a release clause of over £36m at Porto.
Agent, Jorge Mendes, has received contact from several Premier League clubs, with Antonio Conte's Chelsea and Jurgen Klopp's Liverpool two of them.
Neves, 19, came through the ranks at Porto, making his league debut in 2014.
He has now made 50 league appearances for them, scoring twice.