The Liaocheng Sunlight Stainless Steel Co., Ltd. is currently the only one specializing in the production of roof ventilation equipment manufacturers. In recent years, under the joint efforts of engineers and technicians, factory production of free electricity --- roof ventilation domestic specifications largest, most complete variety of manufacturers, one of which 300, 360, 450, with in residential buildings, villas floor roof ventilation mouth, 500, 600, 680 is mainly used for factory workshop and large public places ventilation exhaust. Full stainless steel body, cast aluminum support a special double-sealed bearings. Product sales over the surface of the country, first class after-sales service. The face of strong competition in the market, I always plant to manufacture quality products for the criteria for commitment to integrity, excellent service up to maximum customer satisfaction with contact: King Star Sales Tel: 0635 -8,322,238 13,906,356,805