School and kindergarten programs 

Data from the White Paper on Children's Respiratory Health Popularization released by the Guangzhou Respiratory Diseases Institute (Huyan Institute) expert team in April 2016 showed that the highest incidence among children aged 0-14 was still respiratory diseases, accounting for 51.87%. Children's respiratory tract and immune function are not perfect, so the incidence is the highest.  

The gym with fresh air system will make you healthier 

In order to develop a healthy body, more and more people walk into the gym. Either they sweat on the treadmill, or they do their best in front of the power equipment. Studies have shown that the body's oxygen uptake during exercise is significantly higher than when it is inactive. But if there is no good ventilation and oxygen supply in the gym, most of the aerobic exercisers will not get the best results, which will seriously affect their health. In order to obtain better fitness and healthier breathing, a better solution is to install a fresh air system at the gym.