Road Machinery, Building Machinery, Engineering Machinery manufacturer / supplier in China, offering Numerical Control Steel Bar Resistance Welding, Hole Pile Steel Bar Cage Resistance Welding, Resistance Welding, Both Round and Square Cages of Fully Automatic Steel Bar Resistance Welding Can Be Welded by Resistance Welding, CNC Steel Cage Resistance Welding, Automated Resistance Welding, High Efficiency and so on.