... enterprise mainly produces Centrifugal fan and blower, external rotor axial fan,ventilation fan, Duct fan, shaded pole motor, external rotor fan motor,aluminum die ... YWCBF-D-68L35P2-225-S1.YWCBF: Asynchronous External Rotor Centrifugal Fan Backward Curved2.D: Single-phase capacitor operation S: Three ... Display4. Factory Production Display KIRON-225*75-225 Centrifual fan backwarded Curved Ducted fan