Polygold is  professional manufacturer of stone metal tiles, prepaitned steel coil,color coated steel coil,aluminium coil,color coated aluminium coil,embossed coil,aluminium sheets,corrugated sheets ,galzed tile,long span,wave sheet,PPGI,PPGL,GI,GL and so on.Our factory has been a professional manufacturer  for many years,we always pay great attention to the application of new technologies and new designs. The quality of our products reaches domestically advanced level. We timely supply clients with top quality products,novel designs and satisfactory after-sales services.