Our company is a professional coupling manufacturer integrating design,production and sales,with more than 120 sets of CNC dynamic balancing machines,CNC lathes,spline milling/grinding machines,machining centers,medium and high frequency quenching,etc.Has passed ISO9000 quality management system certification. Products are widely used in iron and steel metallurgy,machine tools and equipment,petorchemical industry,special purpose vehicles,construction machinery,mining and transportation,shipping and port machinery,paper printing,intelligent manufacturing and other industries.