Qingdao kingworld flow control Co., Ltd is a professional motorcycle tyre and tube manufacture. We offer nearly all size tyres and tubes, such as cross-country motorcycle tyre, tubeless tyre, natural rubber tube and butyl tube. We have ISO90010-2000 certification. We have v good and zebra brand. There are different quality to satisfy your market requirement. Our products are with high reputation which not only sell well in our domestic market, but also exported to south-east Asia, Middle East, south America and other countries. Welcome to visit our factory and cooperate each other.