They are best isolated equipments which win the international authorization, Filling a blank of profesion facility such as refrigerate, purify the workshlp, industry dustproof, guards against pollution and so on.

• 是当前国际上公认的最佳隔绝设施，填补了我国冷藏、化车间、业防尘、污染、品卫生等行业设施的一项空白。