Agent　persuasion　can　improve　negotiation　efficiency　in　dynamic　environment　based　on　its　initiative　and　autonomy,　and　etc.,　which　is　being　affected　much　more　by　acquaintance.　Classification　of　acquaintance　on　agent　persuasion　is　illustrated,　and　the　agent　persuasion　model　of　acquaintance　is　also　illustrated.　Then　the　concept　of　agent　persuasion　degree　of　acquaintance　is　given.　Finally,　relative　interactive　mechanism　is　elaborated.　(C)　2012　Published　by　Elsevier　B.V.　Selection　and/or　peer-review　under　responsibility　of　Garry　Lee