Cheng-Yu Applied Materials is a professional PU tire manufacturer based in Taiwan. We specialize in producing polyurethane (PU) products, including PU foaming wheels for mobility aids, general wheelchairs, electric wheelchairs, and trolleys. Our product lineup also includes PU filling wheels, solid wheels, PU armrests, and more. As an experienced walker wheel manufacturer, Cheng-Yu also provides expert product development, customization, OEM, ODM, and full manufacturing services tailored to customers' requirements.