Zheng joined Charlton Athletic three-years-ago after a successful loan stint, but the Addicks' tumble to the third tier has led to Zhi rejecting a new contract offer at The Valley.
We have discovered that plenty of sides are chasing the 28-year-old midfielder, with Utd involved in the party. He has chipped in with 11 goals in 70 appearances for the London outfit and of course his classy showings for China have been prominent. He is set to take the leap back up to the Championship, or possibly higher.
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