Corrugated hose as a flexible pressure pipe member mounted to the liquid delivery system for the mutual displacement of the compensation pipe or machine, the device connecting terminal, to absorb vibration energy, can play the role of the damping, silencers, etc., with a good flexibility, light weight, , corrosion resistance, fatigue resistance, high and low temperature, and a number of characteristics. Bellows for plastic hose in two ways, one is completely airtight, watertight, for example, for the launch vehicle propellant transfer, gas, water heaters; another material continuous winding, ordinary winding protection of cables, for example, magnetic card telephone, machine tools, and the bellows is of a lamp in the production process sandwiched wire. Rubber hose, steel wire braided hose. Hose from the inner layer, a layer of steel wire braid and outer layer. Suitable for conveying hydraulic fluid, such as an alcohol, fuel oil, lubricating oil, emulsion, etc..