Stand Fan, Floor Fan, Exhaust Fan manufacturer / supplier in China, offering 400 500 600 mm 16 20 24 " Inch Powerful Axial Fan 440V, 6 8 10 12 " Inch OEM Ceiling Suction Extractor Exhaust Fan, 6" 8" 10" 12" Plastic /Metal Back Square Wall Mounted Window Shutter Bathroom Exhaust Fan Kitchen Ventilation Fan and so on.