... trolleyWJD-702E1. Material: steel pipe and wooden goods( melamine board or MDF with PVC).2. Surface treatment: powder coating ... Shanghai Pangtong Enterprise Development Co.,LTD.,founded in 2005, is a collection of product design, manufacture, sales, installation ... Shanghai Pangtong Enterprise Development Co.,LTD.,founded in 2005, is a collection of product design, manufacture, sales, installation ...