... retreading including 12 sets machines(including air compressor and air storage tank ).and accessories,such as:tyre tread,steel rim,inner ... tube,envelope,glue...it retread tyres can at least run 80000km.and ... 3).Hot tyre retreadingincluding 7 sets machines (including boiler)and accessories,such as tyre tread,glue,sidewall glue,inner ...