We will see industrial and agricultural tires and ATV in many large vehicles, people will feel a kind of use time long phenomenon, but in actual use, in the long run, the industrial and agricultural tires and ATV will also be expired a phenomenon of life, so in general, will have what performance represents the phenomenon of industrial and agricultural tyres and ATV already expired?

  1.The patterns on the surface have been worn out.

  2.There is a sand hole on the surface and air has started to leak.

  3.No reason has been found out, but industrial and agricultural tires and ATV tires often lose air.

  4.Although there is no big hard injury, but the tire has been repaired several times, too much damage.