... 3.IEC, VDE, GB standard 4.reasonable price 0.6/1KV VV copper pvc cable 1.5mm^2 to 1200mm^2 for fixed laying ... , with a certain capacity for mechanic external force, but not high stretching force.VLV22aluminum conductor, PVC insulated, steel-tape armoured, PVC ... conductor, PVC insulated, thin wire-armoured, PVC sheathed power cables 0.6/1KV VV copper pvc cable 1.5mm^2 to 1200mm^2