As people's living standards improve, people more and more attention on the health of medical conditions have become more sophisticated, our country's 40,000 hospitals above the county, where more than 100 bed hospital about 25 000 ; 500 bed hospital more than about 2500. In recent years, the hospital construction and clean air technology have been a great development, the speed has exceeded people's estimates. To meet this trend, China's health sector and other hospital grade grading assessment system maturing, this initiative, in turn, promote the hospital's renovation, expansion and new.

Modern hospitals require a higher level of medical personnel and adequate advanced medical equipment, which is no doubt. However, the construction of a modern hospital is also very important condition, hospital construction is a considerable degree of modernization and construction equipment as a guarantee, in which the use of artificial environment to create clean air conditioning is a representative, clean air has become a symbol of modern hospital world.

Theater
Mainly in the sterile environment requirements, hence the room cleanliness and room cleanliness in order to ensure the required room pressure status as the main control object.

Burns epidemic room
In order to prevent new infections in patients. There must be kept sterile ward cleanliness of the environment, in order to maintain the smooth wound healing in patients, temperature and humidity control to become the principal contradiction.

Blood Ward
Because of their resistance to the lack of blood diseases, to prevent cross-infection of patients, air-conditioned living environment focused on maintaining sterile cleanliness.