Hospitals every day, people come and go, noisy, for the patients living in the ward, a quiet environment is more conducive to the recovery of their health. In particular, the modern widely used clean operating room, but also on the cleanliness, temperature and humidity and noise and other aspects of a clear control requirements.
Different levels of operating room, noise requirements are different.
Anhui operating room purification project in the people and purification is very good. You can go on to see.