Clean booth is a simple and clean room for the fastest and easiest to build. The clean booth has various cleanliness levels and space. It can be designed and manufactured according to the requirements. Therefore, it is easy to install and easy to install. The short construction period and the reliablity are the main features. The clean booth can also be locally added to reduce the cost in the areas where high cleanliness is needed in the local area in general-grade clean rooms. Clean booth is a kind of air purification equipment that can provide local high clean environment. Clean booth mainly by the box, fans, primary effect of air filters, damping layer, lamps and other components, the shell spray. The product can be suspended, but also ground support, compact structure, easy to use. Can be used individually, but also a number of connections to form a clean zone banding. The clean booth adopts industrial aluminum (or stainless steel square pass and iron square pass plastic) as the frame, and the fan filter unit (FFU) blows air and hangs the anti-static vertical curtain (or toughened glass) around. Its internal purification level can reach 100- 10000 level. It is suitable for the area with high level of local purification in the operating area.