Based on the digestion and absorption of foreign advanced dust removal technology, Huali developed efficient and stable electrostatic precipitator and bag filter technology. Electrostatic precipitator and bag filter has features of high clean efficiency, large scale of working capacity , stable performance, long life cycle and wide application. it is widely used in non-ferrous metal, metallurgy, casting, electric power, steel, building materials, food, petroleum, chemical industry , ceramics, rubber and other industries.