Audio-visual device back cover

1. We can design the products as different customers 'requirement, The various material can be selected ,such as stainless steel, aluminum, copper, iron, zinc, alloy, etc. Surface treatment which we could do is roll plating, hang plating, vacuum plating, vacuum heat treatment, pickling, etc. General gold-plated,have nickel plating, tin, silver, galvanized and so on.　2. All of our products can through the European Union ROHS environmental protection standard, Our products have a high quality and we can provide you our best service.