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Most people have this experience, there will be a strong wind when the MRT arrives, so we use the forward pressure produced when the MRT underpasses and combine the exhaust pipe to give vent to this pressure, placing a lung cleaning system, "city Lungs", in the city. Such a high frequency of positive and negative pressure ventilation system, converts into a PM2.5 purification function, makeing the maximum efficiency of this product, to make urban air quality better.
National Yunlin University of Science and Technology