Hongum is specialized in research, production, sales, and distribution. It is located in the base of technology transfer of CAS, committed to research and development of new materials in both rubber and plastic industry.Hongum supply various of rubber diaphragms, dampers and all kinds of other rubber and plastic hardwares for boat, yacht, wharf and sea farm industries, such as marine float, fast ray paddle, and other boat and wharf rubber and plastic accessories.We have a full set of advanced production equipment from vulcanizing to final shipment, with international standards, using the same advanced production process, also have a full range of laboratory testing equipment, can conduct comprehensive experiments and testa variety of rubber and plastic material properties, also product performance tests. We have the most professional technical team which can integrate your idea and provide the best professional advice.