... system 5. advanced machine Poster standFeature:1. extruded aluminium frame2.Easy snap open poster change system3.Steel back board ... 3.8kgUsage ExhibitionOur advantages 1) manufacturer specialized in poster frame.2) 10 years professional experience.3) more ... up,poster,x banner,advertising display ,etc),light box ,acrylic products , printing,advertisement and after-sale service. Double sided poster frame ...