Advantages ① with film editing film can protect the paper for the cover. After the paper coating can extend the life of moisture-proof paper and plastic bags on its cover, especially for student textbook class has certain advantages. ② prints can not easily be destroyed. After the film can play the same color graphic cover protection, and not easily wear. So because of these advantages in favor of the art publishing house editors make various art and design on the cover. So publishing editorial staff willing to adopt, therefore increasing the amount contributed. Plastic bags are plastic bags (the cloth) as the substrate, after casting a composite made of (cloth membrane complex for combo, triple cloth for film and paper). They are mainly used for packaging various chemicals such as: POM, ABS, polystyrene, paraformaldehyde, polyvinyl chloride, styrene-butadiene rubber, engineering plastics, and a series of powdery, granular material. Coating process is divided into two kinds of semi-automatic operation and automatic operation. While semi-automatic and fully automatic in the actual operation is somewhat different, in principle is the same: first adhesive coated plastic film, paper and plastic bags on a roll coating equipment, heated by hot rollers, the film softens, then the coating of the base material with print and lamination film, paper and plastic to form a unity coated products. Kraft paper can be printed flexo, gravure, offset printing, screen printing process chemical use paper and plastic bags, as long as mastering the essentials of printing technology, printing inks and kraft familiar printability, reasonable selection and deployment of ink, the control device parameters three Composite paper and plastic bags, can get the best quality results. But for some small packaging printing plants, or just put into production and operation of a small brown paper packaging plant, due to various constraints, the product quality will be some problems. Here to talk in the next printing kraft paper points to note: Note paper and plastic bags with printing color chemicals | Xin Yu packaging (certified) | paper and plastic bags provided by Xiong Yu Xin plastic packaging plant. Xiong Yu Xin plastic packaging plant (www.xinyusl.com) Hebei Baoding, a leader in composite packaging products, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Yu Xin leader in packaging with the staff warmly welcome all inquiries negotiations to create Xin Yu packing a better future.