Shanghai Denair Compressor Co., Ltd is registered in shanghai large-scale professio-nal compressor producing and exporting en-terprise .Designed by different markets and different projects condition, the configuration reference Germany Denair standard. Germany Denair Group, whose headquarter is located in Cologne City, Westfalen State of Germany, is the top 100 machinery enterprises and one of the famous brands in the fields of compressor in Germany. Since 1875 the first refrigerant compressor unit was produced, we have been dedicated to researching, developing and producing compressors. Our products cover: double screw air compressors, piston air compressors, root’s blowers, axial flow fan, vacuum pump, portable air compressors, high/ medium pressure air compressors and oil fre..