A.Founded in1980 B.CE,ROHS,SGS,UL,KEMA,VDE,TSE,CB C.ISO9001,14001 ... ,15000 square meter factory DC Brushless Cooling Fan(Brushless DC Fan, DC Fan, Brushless Fan,cooling Fan,cooler,Blower Fan) (40x40x10,40x40x15,40x40x20,50x50x10,60x60x15,60x60x20,60x60x25 ...