Clean room (also known as cleanroom): A room with a controlled concentration of airborne particles. SUZHOU PHARMA MACHINERY has kinds of clean room: iso5 cleanroom, iso 6 cleanroom, iso 8 cleanroom,iso7 cleanroom. Its construction and usage should reduce indoor inducement and generation of retained particles. Get more information about iso7 cleanroom. Visit https://www.sz-pharma.com/iso5-iso8-cleanroom.html