Forging Parts, Industrial Machinery Parts, Casting & Forging manufacturer / supplier in China, offering Prime Quality ABS Dnv Lr Gi BV Rina Nk Seamless Steel Tubes for Ships 320 360 410 460 490, High Temperature Resistance Withstand High Tensile Force Customizable Forging Roller Ring, Impact Resistance Acid and Alkali Resistance Customizable Stainless Steel Forging Ring and so on.