Bag printing process in terms of printing paper bag and then usually have to go through a paste made of type, process drilling, threading, etc. Plastic bag finishing process is relatively simple. Bag printing in the material in the usual sense, handbags generally use higher grade, quality paper, kraft paper or plastic, etc., in order to gain greater bearing weight and better printing results. Bag printing in terms of product form are "bag" like the former category, the primary function is to load the goods, the secondary function is through the surface design and printing, to play the role of publicity to inform, in exceptional circumstances bag printing factory in Wenzhou, but also and with a number of other ancillary functions box of material classification 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 bag printing factory in Jinan, which is the so-called "gray copper paper" that the front is plain white bag printing factory, you can print, negative is gray and can not print. Generally white card is the "white board" paper, but generally referred to quote when, in addition to a special white card, such as: Platinum and silver cards. Ning bag printing factory, long-sheng packaging company, bag printing factory provided by the Texas long-sheng Packaging Limited. Texas Jiusheng Packing Co. (www.dzjsbz.com) is Dezhou, a leader in printing paper, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the long-sheng packaging company leadership with the staff warmly welcome all inquiries negotiations to create long-sheng packaging company a better future.