Chemical Fillings, Sewage Treatment Equipment, Cooling Tower manufacturer / supplier in China, offering PP PE PVC CPVC 25mm-76mm Plastic Polyhedral Hollow Ball for Purify Water, Lamela Tubes Honeycomb Tube Lamella Tube Settler Media Inclined Settlers, PP/PVC Hexagonal Honeycomb Tube Settler Packing for Water Treatment and so on.