Withhold all the latest high-pressure hose connector with nano-materials, use the regular factory quality steel, is in the original national standard based on the reference to Germany, the United States, Japan and other countries of the standards and structure, combined with the commonly used types of connections, sealed the form of well-designed; the hose assembly has excellent oil resistance, ozone resistance, aging resistance and high pulse performance; tube product has a simple structure, easy to use, good interchangeability, performance, reliability, etc, is hydraulic drive technology components essential pipeline connection