YKQM bag house dust collector is a new type of dust collector with high efficiency at international levels. It combines the advantages of sub-room reverse flow and jet pulse bag house together, which over-comes the weakness of low strength of dedusting, the defects of cleaning dust and filtering which causes dust absorption twice for expanding the application range of bag filter. The collector adopts efficient offline cleaning, which leads to high effectiveness, long service life of filter bag, low resistance, and so on. It is widely used in building materials, metallurgy, chemical industry for purifying dust.