Valencia have been strongly linked with a move to Old Trafford in recent months.
He told the Wigan Observer: “We’ve got some fantastic young players here and we’re going to get some clubs chasing them
“That’s football. If you’re a professional footballer you want to win things – I understand that. We will keep them as long as we can.
“The goal from Valencia against Man City was stunning. I know Man United have been watching him.”