... owned advanced production-line, it included Flatting machine, Steel plate shearer, bending machine,Auto-closed up machine, submerged arc ... Pole ,Tensile Pole ,Turn PoleSuit forPower pole for electricity transmission lineShapeConoid ,Multi-pyramidal,Columniform,polygonal or conicalMaterialUsually Q345B/A572, ... , package and delivery for reference 220KV power transmission lines galvanized steel pole