SHANDONG YONGSHENG RUBBER GROUP CO.,LTD was established in 1986.We are an enterprise which combined with research, produce and sale of all kinds of tire and other relative products.YongSheng has advanced tire produce, research and inspection equipments and professional technology and management team. We had established impeccable quality guarantee system. Now our produce capability for TBR tire reached 300 million setsyear, and for PCR tire 150 million pczyear. YongSheng group has self-operation export and import Right. The products have good marketing in more than 40 countries and regions which including America, Europe, Middle-east, Southeast Asia, and Africa.YongSheng passed the quality management system certification of ISO9001. ISOTS16949, CCC, DOT, ECE, INMFTRO and CNAS certification depends on the superior product quality. "ROCKSTONE" had been identified as the famous trademark of SHANDONG province. YongSheng group had been identified as "Honor the contract and keep the words corporation", "A Customs enterprises of PCR", "One of hundred excellent enterprise of international trade" etc.YongSheng Group devotes itself to the establishment of a trustable international tire manufacturing enterprise and warmly welcome you visit.