We are the largest inner motorcycle tubes manufatures.Our output is 80000pcs per day.We could supply various model number isobutylene-isoprene rubber tube,(common ,superior quality)natural rubber tube.we also produce outer tyres of different flower patten and model number. we can produce tyres according to customer's requirement. Our products has passed the "ISO9001-2000 international Quality Standard","safety Certification of Inner tube",Chinese CCC Certification","America DOT Certification".we will send you our sample for free.Welcome customers inside and outside of the country to visit our factory.