Plastic bags are not generally making a molding, it is the final step in the production of renewable materials stitched bags factory, so plastic bags is the real complete. But it notes that the size of the suture hour pitch will have some effect on their quality. Kind of coating material currently market more. Divided into two categories according to the type of renewable raw materials cut woven bags, namely PP and PE (polypropylene and polyethylene). In principle, the substrate woven polypropylene PP should be chosen as the coating material, the substrate is a woven polyethylene PE coating materials should be selected. According to the production process can be divided homopolymers and copolymers. Domestic material coated with a homopolymer based. Hebei recycled materials bags Stock | Xin Yu Package (certified) | recycled materials bags provided by Xiong Yu Xin plastic packaging plant. Xiong Yu Xin plastic packaging plant (www.xinyusl.com) (www.xinyusl.com) Hebei Baoding, composite materials packaging products leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum Limits to meet customer needs. Yu Xin leader in packaging with the staff warmly welcome all inquiries negotiations to create Xin Yu packaging better future.