West Ham were reported to be in the mix for his signature, though reports from Portugal claim Chelsea’s offer is more financially lucrative.
Chiquinho’s arrival could come at the perfect time, with the club expecting to lose 30-year-old Willian this summer.
The Brazilian veteran is currently at loggerheads with the club over the coronavirus crisis, amid claims he wants to fly back to Brazil to escape London.
Willian is out of contract at the end of the season and has been courted by a series of teams, with Barcelona and Manchester United both tentatively linked.
