Jinan leadertire co, .ltd is a professional TBR .OTR manufacturer in china , with a full range of tire sizes and excellent product quality. our company and products are certified by ISO9001:2000, ***** and INMENTRO , The aim of our compamy is &＃039;user supreme, quality first, we are providing high quality products and services for the customers of domestic and abroad . Jinan leadertire co, .ltd is a branch of jinan leader chemical co, .ltd. we warmly welcome all the customers and friends contacting with us for cooperation.