1.Special qauv tsim muab zoo hnav tsis kam, superb ntub-av gripping thiab qis
suab nrov.
2.Optimized log tsheb contour tsim nqa qis dov kuj ang roj noj.
3.Special tread compund formula los txhim kho lub log tsheb.
4.Suitable rau lub teeb tsheb thauj khoom ntawm txhua lub log txoj hauj lwm thiab pavement zoo.