It is adopted the stainless steel inside, which is flat, neat, wearable. The surface material of pass box is cold rolled steel or stainless steel. Doors in two sides with machinery or electronic interlock
device make two doors can’t be on the open state at the same time. The cabinet in two sides with interphone is convenient to pass the things. Pass box with special steel stripe guarantee the air roof. Adopt light with ultraviolet sterilization (choice)
