Carpet floor plays the role of keeping out cold and moisture indoors. The carpet in front of the gate, called "doorway carpet", has the following five purposes:
1. The static electricity of the plastic carpet can suck away the dust in the aisle and condense it together to keep the aisle clean and tidy;
2. Initially clean the dust on the soles;
3. Take away the negative magnetic field (such as going to the cemetery, hospital, crematorium, etc.). ) Using the tiny force of static electricity;
4. Bring the local atmosphere indoors;
5. Decorative purpose.