The Daily Mail reports that United have already begun negotiations with Mainoo's representatives, with the Red Devils determined to keep the England international for a long time. The player's representatives are demanding that United raise his wages to £ 180,000 per week plus bonuses.
DID YOU KNOW?
Mainoo has been out with a muscle injury since early February, having last featured against Leicester in the FA Cup fourth round.
ENJOYED THIS STORY?
Add GOAL.com as a preferred source on Google to see more of our reporting