Ningbo XISXI E-commerce Co., Ltd , https://www.xisxipet.com The paper mill in Montreal, Canada, develops and manufactures self-adhesive sealing papers for packaging foods, avoiding the trouble of binding bundles with cords during packaging. The outer layer of the paper is kraft paper, which can be used for writing and printing. The inner layer is a special polypropylene foam material. It is tough, non-toxic, moisturizing, heat preservation and other functions. The sap, flavor and smell of the packaged food will not leak out. Detachment will lose its viscosity and it will have some anti-counterfeiting features.