Raw materials need to be printed sheet of paper which is mainly made from plant fibers interwoven, was thin shape. Plant fiber is the most important wood fiber (spruce, aspen), followed by non-wood fiber (straw, flax). In the paper, plant fibers interwoven tiny gap minerals available to fill the commercial printing, this filling material called paper filler. Adding fillers can make paper surface smooth, reduce transparency, improve the printability of paper. Depending on the purpose of the paper, some paper must add a certain amount of plastic material, the paper added plastic materials, can impede the penetration of moisture and improve the water resistance of the paper. And can increase the strength of the paper. Plant fibers are generally has its own color, so manufacturers have to join the White brighteners to improve the whiteness of the paper. Color printing paper manufacturing business cooperation project, the added dyes of different colors in the paper. In order to improve the characteristics needed to add the right amount of supporting material. Currently environmentally friendly ink ink including water-based inks, UV curable inks and water-based UV inks three categories. Wherein the solvent used in water-based ink and water-based inks are water and ethanol. VOC (volatile organic compounds) content of less environmentally dirty little. Dusting water fountain solution peritoneal plastic coating film CDP Version bag manufacturers custom coated paper shopping bag printing custom apparel mobile advertising paper bag Specifications: 350 * 240 * 100mm production process: Advertising portable paper surface and the interior of the 1-color printing, Advertising portable paper surface of the abdomen dumb film (recommended dumb film or laser holographic film, you can increase your portable paper grades and viewing), advertisements portable paper surface hot silver logo, including this ad laptop bag rope with built-adhesive Material: 250g copper Other Paper: Provides information on printing our customers, we provide design Packing: 5 layers of corrugated packaging trade transport: logistics, national direct payment: buying and selling portable paper signed advertising contracts after ordering, buying the direction our paid 30% of mobile advertising paper money, and the remaining 70% of mobile advertising paid paper payment before shipment proofing costs: Depending on the specific production process ad portable paper packaging and printing, proofing paper bag negotiated cost of mobile advertising to reach 50,000 next single after refund of Origin: China Printing City - Longgang Price Description: Our advertising portable paper prices quoted are for free shipping, free of tax, including shipping and tax if required, please advise saving tips: For advertising laptop bag does not produce color deviation, please note sealed avoid storing it in hot or humid places 方长鸿 printing (Figure), commercial printing, printing provided by Shenzhen Mayor David Printing Limited. "Album, tag, bag, box" Preferred Printing Co., Ltd. Shenzhen Mayor David (2), the company is located at: Room 1108, Shenzhen Fuminglulei deep Building, Futian District, over the years, long hung printing to provide customers with the most quality of service, Contact: Mr. Liu. Welcome to the new and old customers call, letter, visit the guide, business negotiations. David Printing expect to be your long term partner!