Qingdao Wantai Metalforming Machinery Manufacturing Co., Ltd. is a private technology enterprise specializing in designing and manufacturing J53 series double disc friction presses, J67 series and J93 series double disc friction press machines, the ring rolling machines (reaming machines), J54 series stainless steel complex bottom boiler pressure welding machines and other series specifications spiral pressure machinery and equipment. Our products are widely used in automobiles, tractors, hardware tools, rigging, eat hutches, metallurgy, refractory materials, textile machinery and so...