plastic stacking stools OEM precise parts manufacturer for all kinds of large plastic parts plastic stacking stoolsSpecificationsPlastic part manufacturer ABS,PC,PP,PA, ... PMMA, PS, TPE, TPU, TPR and other injected plastic material.2). Plastic Process: Plastic Injection Molding;3). Finish: Vacuum plating, electroplating, painting, ... strict QC and are with well-done package. folding plastic step stool