1, transfer window is a clean level of different areas between the material transfer channel.
2, usually the transfer window door is closed, in the material transfer, the transfer first ring the doorbell, to be answered by the other side and then open a door, the material into the door, immediately close the door, the receiver to open the other door, the material will be taken out, and then close the door. It is strictly prohibited to open both doors at the same time.
3, transfer window at the end of the operation, should be cleaned, and regularly disinfected.