We provide the fitting technology and supply plan, rubber hose, hose assembly is commonly used in the hydraulic system of a kind of auxiliary devices, it is made of high pressure wire braided or spiral rubber hose and by the special equipment for steel joint withhold, used to connect all kinds of hydraulic components in the hydraulic system, mainly used in the working temperature of 40 ℃ to + 100 ℃ condition,  Hydraulic power transmission or transmission of water, gas, oil and other high pressure media, to ensure the circulation of liquid and transfer of liquid energy.