Printing Program Description: divided plate workers, make-up work, copy workers, apprentice printer, printing collar mechanic, post-industrial, etc. Offset. According to the principle of printing bag printing company, printing by glue Pibu transfer roller will transfer graphic printing presses in the substrate. According to the number of different bag printing color printing can be divided into monochrome, color, four-color machine; the printed paper can be divided into four boot, to boot, all boot and so on. And other web press printing bag Shandong difference is that different types of plates, increasing the blanket cylinder and humid devices. All images are processed into CMYK four colors added together, the press is respectively the blue, red, yellow, black four colors are printed on paper accurate picture would be to restore them. We call this printing chromatic Jinan bag printing, called four-color printing. Four-color printing is on an economic and technically acceptable model. It is generally accepted by everyone printing, printing can be achieved almost all colors. Optional paper has a lot of customers do not know the bag when given the choice of what kind of paper is appropriate, it does not matter, the following detailed description of the treasurer for you! White paper: white paper is a positive white and smooth, mostly on the back of the duplex cardboard, commonly used thickness is 250 grams -350 grams, white paper side is white, one side is gray, the price is relatively cheaper white paper jams. Bag printing and packaging company _ _ Jiusheng bag printing 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.