dongguan u-long machinery co., ltd. is a professional production of sponge machinery and foam machinery and related industry equipment of high-tech enterprises. the company brings together many years of advanced experience in the field of sponge machinery equipment and foam machinery equipment production, forge ahead, constantly explore and innovate, carefully design and produce the latest generation of sponge foam machinery, sponge cutting machinery, recycled sponge machinery, pearl cotton machinery, eva cutting machinery, wet curtain paper machinery and rock wool insulation cotton cutting machinery and other machinery and equipment. product excellence, sincere service, yulong people are eager to become the majority of users sincere partners!