Environmental control room is the necessary environmental conditions for dust production operations, especially in the multi-purpose integrated production workshop, which can collect the dust generated by the control room dust collector, the cleaner air to the indoor circulation. The 10: 1 fresh air ratio and 0.5μm dust particle size not only ensure the operator's exposure limits, but also do not affect the ambient temperature in the work area. Control room with light steel structure screwed, easy to disassemble and assembly.