Composite hose by a variety ot materials multi-layer sealing construction, in the mostsevere environmenstill has a good resistance to rupture and leakage resistance, will not suddenly burst. it can easily handlethe transfer of gasoline, diesel, crude oil and many other chemical liquids. High flexibility even in coldweather.Light weight, toughness, easy handling, soft body, flexible use, high temperature, low temperature.anti-aging, non-deformation, corrosion resistance, bare inner spiral metal wire and specialinner layer,with reliable static electricity dissipation performance,Hongtai composite hoses have been used to replace traditional rubber hoses and metal hoses in docks.tankers, petrochemical warehouses, tanker trucks, chemical plants and other fields because oftheir manyadvantages such as chemical resistance, safety, flexibility,lightness, easy handling and durability.