The dust removal efficiency can reach above 99.9, and the dust emission can be controlled below 30mg/m. It can handle high concentration and high dust below 100g/m3. Advanced sealing measures, air leakage coefficient less than 2%; Advanced structure design, large filter area per unit volume, small size of equipment, unique and effective way of ash removal, prolong the service life of filter bag: key parts of reliable quality, long service life, stable performance, high degree of automation, simple daily maintenance and management.