Printing and packaging clean room refers to air pollutants within a certain range of space microparticles, harmful air, bacteria, etc. excluded, and the indoor temperature, cleanliness, room pressure, air speed and air distribution, noise, vibration and lighting , static control in a demand within range, specially designed rooms and given.

Principle: the early effect of the air flow - purification - air-conditioning - fan blowing in effect purification pipeline -purification of air blown into the room - away bacteria and other dust particles blinds - back to the early effect of air purification process is repeated, you can purify purpose.