At least 12* 12 laminated rubber shall be used. First of all, we must consider safety, either a little thicker, and the first floor will definitely not work. What if it breaks down? If it is broken, it will not fall, at least it can ensure safety. There are two kinds of laminated rubber, matte and smooth, with different functions. The price depends on the thickness, 35 ~ 80. Prices range from 40 to 60/m2, tempered glass. Depending on the thickness, the price is relatively expensive. Aluminum-plastic plate. This price is very expensive, because good aluminum-plastic plates are beautiful, each of which costs more than 200 yuan. The disadvantage is that it cannot be reused and the cost is too high. The effect of black aluminum-plastic board is great. It can reinforce the wooden floor. This is known to everyone who engages in home improvement. The price is moderate and the texture is rich. Mesh is painted. Brush the floor with glue, and then lay the mesh. This is better than polaroid cloth, and it will never blister. It looks good when you shoot it, but it doesn't reflect light. The price is 40~50/ m2. 7. There are also relatively rare materials.