Beijing Houdele Electronic Mechanical Device Co., Ltd. is dedicated to the research and development of industrial sealing products. Our main items are as below: all kinds of mechanical seals, packing gaskets, wave springs, O-rings, silicon carbide products and so on. Our experienced professional staff can provide you with excellent products at the best prices. The most important is that we can firmly ensure the products we recommend and sell. With years of development, we have established extensive cooperative relationships with many domestic and foreign companies. We welcome customers to contact us. We will provide quality services to return your trust and support.