... are one of the biggest motorcycle tyres and inner tubes 4.00-8 factory in China since 1986.1. Thailand rubber material ... ISO9001, ECE, DOT and BIS Certification.6. Defective percentage: <1%7. Main market: Africa, South America, Middle East, and Southeast Asia ... to Nigeria, Kenya, Brazil, Columbia, Peru, Argentina, and Uruguay.8. Excellent gas-tightness and wear resistance.9. High tensile strength ...