Clean Bench is very universal purifying equipment and it can form a highly clean environment for working.It has good effects on improving the clean-room’s condition, the quality of the production and the proportion of the finished product. The Workstation can be widely used in every kind of industry department and science lab, such as electron, national defense, exact instrument, pharmacy, agriculture and biology. The Clean Bench has two types. One is Level clean bench, and the other one is vertical clean bench. And more,for vertical clean bench: 1) desktype; 2) normaltype;3) biologytype.