People working in a workshop should understand that due to the particularity of certain products, employees need to work in a dust-free workshop, and they also need to wear dust-free clothing and masks. The division of workshop departments is clear, the assembly line operation mode, and the intensity of employees' labor is large. It is necessary to help employees cool down and improve the comfort of the work environment. For personnel working in a dust-free workshop, wearing dust-free clothing in hot summer can cause high temperature and stuffy mood, Low work efficiency, easy to make mistakes, and product quality cannot be guaranteed; The variable cross-section blade design of the industrial fan drives a large area of air flow from top to bottom, with the air volume running 1-3 meters per second, forming a natural breeze that blows to the employees' bodies and work areas, taking away their sweat, helping them naturally cool down, giving them a cool and comfortable feeling, making them…