DC Fan, AC Fan, Ec Fan manufacturer / supplier in China, offering Ball Bearing System 100V 240V 172X150X55mm 7 Blades AC All Metal Axial Fan, 120X120X38mm AC Cooling Axial Flow Fan with Sleeve Bearing Low Cost, 120mm AC Axial Fan 220V High 5 Blade Airflow Cooling Fan for Ventilation and so on.