Dongguan YuanRui Plolyurethane Materials Co.,Ltd. is located in the world' factory-Dongguan, Guangdong, specialized in manufacturing reticulated polyurethane filter foam and sponge materials.The founder of YuanRui -Johnson Liu, is one of the earliest expert professionals in China in the field of hydrophilic sponge, tile grouting sponges, gutter foam, dry fast foam and other reticulated filter foams. Since 2005, he began to get in touch with these special polyurethane foams & sponges, develop, produce and sell these foam & sponge materials to many countries in the world, especially the USA market. Now our products are widely used in the industries of cleaning, construction, automotive, filtration and furniture etc.