The main cooling fan by fan, motor, frame, grille, cage, blinds, etc., are based on our technical staff from aerodynamics research. Effectively reducing the drag coefficient to optimize the overall performance of the device, the main part of both (GB thick zinc coating) galvanized steel plate, stainless steel CNC machine tools by a one-time stamping, which are widely used in various types livestock farms cooling fan installed, greenhouse flowers Yancheng wind cooling fans, industrial plants and other places of ventilation and cooling. Features a cooling fan, aviation aluminum-magnesium alloy six-leaf fan, light weight, high strength, good toughness. 2, blinds with a unique automatic opening mechanism Weifang chicken cooling fan, the switching mechanism is the use of two power hammer without cooling fans, automatic device configuration to achieve, this unique institution for many years to ensure that the fan running all no fault, blinds have wind, dust, rain function. Curtain cooling fan | Minhua Qingzhou temperature control equipment (certified) | cooling fan is provided by the public, China Qingzhou temperature control equipment plant. Temperature Control Equipment Factory Qingzhou public Hua (www.minhuawenkong.com) (www.minhuawenkong.com) (www.minhuawenkong.com123) is an industry leader in Shandong Weifang, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation development, the principle of honesty and trustworthiness, and satisfy customer needs. Qingzhou temperature control equipment in China and China leading the staff warmly welcome all inquiries negotiations, China and China Qingzhou temperature control equipment to create a better future.