1. "Cafes" 
 Dedicated Internet cafes, without drive, in full compliance with the standard bar, thereby greatly saving input costs and operating costs! Blind fans through automatic control system of automatic opening and closing blinds to dust, water, beautiful effect. Low noise, large air volume, low power consumption, cooling effect is obvious; can hair, but also ventilation, quality assurance! 
 2. "Factory" 
 First, the fan shell is imported through the oxidation of zinc plates, ten do not rust. 
 Second, large air volume, low noise and use of aircraft aluminum ----- 5052 fan, fan blades smooth, do not fight ribs, the angle large (European standard). Other brands are mostly 3003 aluminum fan blades, playing ribs, fan rugged slip, the angle is not enough, the wind a small amount of noise. 
 Third, the motor is totally enclosed design of the Sino-US cooperation in Lao Yite motor, the failure rate is only two millionths. 
 Fourth, the center bearing fan imported from Germany, five-year warranty. 
 V. Nathan Wei is a company specializing in the production of imported technologies to introduce negative pressure of Italy fans manufacturers, material and workmanship are in accordance with European standards, is an Italian-fold benefit in the only OEM manufacturer in mainland China.