Rotary Compressor, Air Compressor, Oil Free Screw Compressor manufacturer / supplier in China, offering Easy Operation Low Maintenance Cost 55kw 75HP 8bar High Pressure Screw Air Compressor, 60Hz 440V 7.5-315kw 7-13bar High Efficiency Air Compressor, Factory Direct Hot Selling Oil Free Single Screw Air Compressors and so on.