The main process: 1.Cleaning: 2.Soak drugs: use the appropriate chemicals soak the bag, remove the greasy dirt bag inside the crevice, the maximum increase in permeability of the filter bag. 3.Cleaning: use the appropriate cleaning materials and strict ratio. Cold water cleaning, water uniform, moderate intensity, no mechanical damage to the bag. 4.Drying: about 110 degrees C using a hot air dryer, maintain dimensional stability of the bag, the bag after drying deformation does not retract. 5.Repair: A damaged filter bags produced during the use of wear and corrosion repair, to ensure a high recycling rate. For damaged bag accessories, the company will provide users with cost new accessories. 6.Detection: The instrument bag after cleaning the physical indicators of testing to ensure the quality of cleaning to meet the requirements. (For compliance will not be repaired until the compliance date.) 7.Quality Packaging: complete cleaning of the filter bag in the rigorous standards of quality testing, packaging packaged paste inspection certificate after transportation to a designated warehouse