The lowest market price of low-grade floor tiles is 80*80 in 26 yuan, which is equivalent to a flat brick in 40 yuan, and then Gaza, cement, paving costs plus 30-35 yuan, plus cleaning costs will probably be leveled by 70-75 yuan. Therefore, now the family is still laying reinforced floor, because it is much higher than floor tile in wear resistance, anti-slip, moisture resistance and comfort. The price difference is not big, but the installation is simple and clean, and the use is high-grade and comfortable. Cheap tiles contain radioactive substances, which are harmful to health.