we are specialized in manufacturing all sorts of snow chain. such as KN, KNS, KL, Y, V, etc series car chain;4WD SNOW CHAIN; 22&42, 28&48 series truck chain, strip snow chain and so on. Our kns series snow chain have been passed the test by TUV company, and have got the certificate of "TUV/GS". Snow chains also named as tire chains or skid chains, are devices which are affixed to the wheels of vehicles to provide superior traction when driving through snow and ice. Our commitment is to provide the products of the same quality at competitory prices with credible service.