1, the plant site selection should be considered: the location of the surrounding natural environment and good health conditions, at least no air or water pollution sources, it is also desirable to stay away from the main traffic arteries, freight yards, etc. 2, the environmental requirements of the plant: the plant's ground, the road should be smooth and dust-free. It is desirable to reduce the area of exposed soil through greening or measures to control dust. Garbage, unused items should not be stored in the open air, etc., in short, the environment of the plant should not cause pollution to the production of sterile medical devices.3, the overall layout of the plant should be reasonable: not to the production of sterile medical devices, especially the clean area has a poor impact.