Use of new flexible filler for sewage, wastewater treatment works, supporting the contact oxidation tower, oxidation ponds oxidation tank and other equipment, is a biological contact oxidation and anaerobic digestion of wastewater treatment biological carrier. The performance characteristics of new elastic filler with high thermal performance, resistance, water distribution, gas performance, easy long film, but also cut the bubble effect. Lu Feng Gongyi water filler company mainly produces: elastic filler, filler combination, semi-soft filler, fiber ball filter, water purification peach shell charcoal, quartz sand, manganese sand filter, magnetite filter, aggregate chlorine aluminum, polymeric aluminum sulfate, emery filter, sponge filter, Nutshell filter, pebbles, inclined tube filler, shell activated carbon, coconut shell activated carbon, coal columnar activated carbon, powdered activated carbon, anthracite, polymeric aluminum sulfate.