Barcelona are ready to raid the French youth market for a second time in six months.
After landing former Toulouse defender Jean-Clair Tobido in January, Barca are now eyeing Nancy prospect Bilel Hassaini.
The attacking midfielder, 18, is still playing on amateur forms for Nancy and expected to move to a bigger club this summer.
PSG have tabled a three-year deal to Hassaini's minders, though face competition from Barca and Valencia.
PSG and Barca are also battling over a deal for FC Tokyo youngster Takefusa Kubo.