transparent PVC exhibition card 1.material:PVC 2.OEM&ODM 3.eco-friendly,non-toxic 4.usage:exhibition,hotel,office,store transparent PVC exhibition card1.material:PVC2 ... )Frame series for A3,A4,A5,A6 or customized size,PVC sheet,PVC cover,etc6)suspension system:Aluminium alloy track,connector,adustable ...