drugs manufacture, requests the product which finished to some packing to carry on the water bath to be antiseptic. Is packed the stainless steel mesh which the good product places may modulate velocity to take to bring with, enters antiseptic box in vivo according to sequence under conveyer belt's function, after the high lukewarm water is the medium the sterilization, leads the cooling tank in vivo uniform cooling again by the conveyer belt, thus meets the product sterilization requirements. T