Qingdo Sainuoke Industry&Trade Co., Ltd was established in 2003 which is one of the most famous enterprise engaged in R&D, manufacture and marketing of polyurethane foam wheel. In the past 10 years, we are the steady polyurethane foam wheel supplier for the trolley, hand truck and wheelbarrow factories in Qingdao, China. Owing to our professional technology and integrated quality control systems, we obtain a steady market in Europe, Australia and America.Our main Polyurethane wheel as below,6x2, 150x50, 8x2.50-4, 10x3.00-4, 10x3.50-4, 13x5.00-6, 13x3.00-8, 13x3.25-8, 16x4.00-8, 16x4.00-10, we will supply environmental protection plastic rims, sprayed metal rims, galvanized metal rims and all kinds of bearings as clients request.We can meet most clients demands by strong R&D power. OEM orders are also welcome. All staff will provide you high quality of polyurethane wheels with their professional knowledge and precise working style.We welcome customer worldwide to contact us for future business relationships and mutual success!