Folding material classification standards are divided into two categories: tissue paper, corrugated paper. Usually boxed tissues are commonly used (Taiwan called): gray copper, nickel alloy, copper alone, China Rika, gold cards, Platinum, Silver, laser cards. "White board" There are two kinds: one, copper-nickel alloy, 2, single copper. Both sides have in common is that they are white. The difference is "copper-nickel alloy": not smooth on one side and smooth on one side, that is, one side coated surface, while the surface is not coated. Popular point that can be printed on the front, the back can not be printed. "Single Copper": both sides have a coated surface, the pros and cons can be printed. Duplex gray board have this paper, but it is not used on the box, duplex board, it is the so-called "gray copper paper" that the front is white packaging printing design, printing, the opposite is gray, not printing. Generally white card is the "white board" Zhibaozhuanghe printing, but is generally referred to as the offer when, in addition to a special white card, such as: Platinum and silver cards. Dongguan box printing characteristics of the white board in Dongguan paperboard box printing more uniform fibrous tissue, the surface layer containing the filler and rubber components, and the surface has some paint, and after several calender, so the texture of cardboard tight, uniform thickness, smooth white paper, with a uniform ink absorption, surface from powder, hair loss phenomenon is less packaging printing paper, paper tougher Ken has good folding advertising packaging printing, but its high moisture content, a slight scalability. Cigarette packaging, wine box, food boxes and other cassette box packaging materials, often colored with 250 to 400 g / cm of white cardboard, card stock to print, compared with the thickness of the paper, coated paper, offset paper, letterpress paper should be thick, but still within the maximum printable paper offset 0.9mm thickness range, but thicker white board, combined surface roughness, loose texture, smoothness is poor, in particular offset printing operation, the following adjustments will be required. Wing _ packaging printing customized art printing (certified) _ packaging printing provided by the Dongguan City-art printing Limited. Dongguan Wing Arts Printing Co. (www.ylys1288.com) is Dongguan, a leader in adhesive products, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Wing art printing leadership with the staff warmly welcome all inquiries negotiations to create art printing wing a better future.