In Jan, HOTSALES, 3 Cartons zinc plates are packed for delivering to our customer in United Arab Emirates.High quality zinc plates with good packing.A manufacturing method of packaging equipment for printing microcrystalline zinc plate finished products1. The utility model belongs to the technical f

There are many methods of Relief Printing. It can be selenium from a photographic negative on a metal sheet and corroded to form a relief printing plate, or a photographic negative can be sun-dried on a photosensitive resin to form a relief printing plate; and an electronic engraving machine can be