Vacuum Pump, Dry Vacuum Pump, Oil-Free Vacuum Pump manufacturer / supplier in China, offering 20m& Sup3; /H Vacuum Pump with Ultimate Vacuum & Leq; 0.5 PA and 1.1kw, Advanced 20m& Sup3; /H Vacuum Pump with 1.1kw Power for Professionals, Powerful 1.1kw Vacuum Pump with 20m& Sup3; /H Speed and Low Vacuum and so on.