Beijing Jin Yuntong Large-scale Tire Retreading Factory has imported tire retreading equipments from America and Germany, adopting the most advanced "no mould sulphuration" new technology, possessing the annual retreading of 000 bars of large-scale project auto tires from 1800-25 to 3600R51, production capability of 1000 tons of processing carbon black and producing kinds of retreading materails. It is the large-scale tire retreading factory with largest scale, best equipments and most advanced technology, which won the retreading tire quality authorization of Germany TIP TOP company.