Rotary Compressor, Air Compressor, Oil Free Screw Compressor manufacturer / supplier in China, offering Industrial Two-Stage Compression High Pressure Oilless Silent Direct Driven Oil-Free Air Compressors 2.0MPa 3.0MPa 4.0MPa, 0.8MPa Oil Free Screw Air Compressor for Medical/Food Industry Class Zero with TUV, Ie4 IP55 Motor Highest Efficiency 30kw 40HP Electric 380V 50Hz Oil-Free Silent Screw Air Compressor for Precision Electronics and so on.