A Xingke clean booth, 1>movable,easy installation, 3>short delivery date, 4>low cost,apply to small area, 5>various grades. Description of the Xingke clean booth for various cleanliness grades : According to American Federal Standard, a clean room is "a room in which the quantity of particles floating in the air and, when necessary, the temperature, humidity, and pressure, can be controlled, the ...