Abstract: Role of agricultural mechanization in management of rural living environment from perspectives of reducing input，cleaning production，recycling waste and ecological rural environment were analyzed.Through analysis，contradictions and problems in current management of rural living environment of agricultural mechanization were mainly contradictions of“insufficient supply and inadequate supply”in supply of machinery and tools，public services，policy management reform，innovation and so on，and main aspect of contradiction lied in supply side.Countermeasures and suggestions to strengthen agricultural mechanization supply were put forward from five aspects to help improve rural living environment.