In the design, "Cooling Fan Manufacturer" Speaking in front of the design in addition to universal design. There are also some cooling fan with some very special design. Better meet the needs of users through the application of technology and process updates. Cooling fan on the dust, long-term use of air flow through the various parts of the city covered with a thick layer of dust leading to poor Merry Increased blade weight. Reduce speed or increase the electrical load and even cause damage to the fan. For this reason some "Cooling Fan Manufacturer" manufacturers in the dust also style all their own. For example, some of the market vendors "Dust Network" fan mounted on the outside, but must be cleaned regularly, otherwise blocking cold air filter will cause unnecessary trouble cooling. There are a number of new products introduced so-called dust-proof design, the fouling of the shaft near to the closed state, while optimizing the wind into the wind, so that dust nowhere to hide. Can significantly increase the "Cooling Fan Manufacturer" life, to use more at ease.