Ingredients: Wall membrane: Using natural materials, free of PVC, free of formaldehyde, benzene, toluene and other toxic substances. Wallpaper: Use paper | PVC construction method: Wall membrane: Technology low, easy to glue, white-wall film and adhesive properties, easy mosaic, wallpaper: high requirements, high material loss. Decorative: Wall membrane: Rich in texture, in three-dimensional, the preparation of patterns and colors with any class, you can paint, can change color when recoated. Wallpaper: Surface gloss, colorful patterns. You can not paint. . Can not change the color; repairability: Wall membrane: For multiple brushing renovation, it can be partially repaired. Wallpaper; can not repair, can only be partial or total replacement. Stability: Wall membrane: Do not fade, mildew, non-toxic odor-free, anti-moth. Wallpaper: fade, mildew, shedding, odor, anti moisture not good. Life: Wall membrane: 30 years (can be changed within 8 colors) Wallpaper: 5 years Economy: Wall membrane: Simple construction, low loss, can be repeatedly brushing, long service life. Wallpaper: Parquet, while trimming losses high, short life.