1) 25years manufacturer&factory PVCmat 2)export to Europe,North America, ... welcomeSize/packing:size: N-A: 1.22*12m,5.0kg/m2,thickness:14±1mm N-B:1.22*12m,3.8kg/m2,thickness ... :12±1mm N-C: 1.22*12m,3.4kg/m2 ... ,thickness:10±1mm 1roll/bag PVC Strong backing mat N-A,N-B,N-C ...