... parts, stainless steel parts, aluminium parts, etc.with ISO9001. zinc plated partsHangzhou Jiaheng Metal Products Co.,Ltd. is the professional manufacturer ... tube bending, welding, powder coating, painting, etc.We have CNC punches, CNC bending, welding machine, powder coating line, painting line,etc. ... process custome metal parts. Welcome to visit our factory.zinc plated parts,sheet metal products,rack ...