Welding Manipulator, Welding Rotator, Welding Positioner manufacturer / supplier in China, offering 1200mm Longitudinal Seam Welding Machine Automatic Straight Seam Welder, 200kg Automatic Welding Positioner for Flange Cylinder Welding, 10 Ton Self-Aligning Welding Rotator Automatic Turning Rolls for Storage Tank Fabrication and so on.