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Still suffering from the tail gas when waiting at the bus station? Fresh air-bus station help you get rid of that by adding the air-purification machine at the station. The gas goes into the machine through the net cover, then purified by adsorptive materials such as activated carbon，and finally become fresh air coming out from the top of the machine.
Wenjuan Wei Shuyang Zheng Xing Lv Mo Hu Qingyuan Chen Chao Hu