Structured Packing, Metal Random Packing, Plastic Random Packing manufacturer / supplier in China, offering Mass Transfer PP 25 mm 47 mm 51 mm 73 mm Tellerette Ring Plastic Teller Rosette Ring for Scrubbing Tower Packing, Plastic PE 25mm Teller Rosette Ring Tellerette Ring for Separation Tower, PVDF Plastic Tellerette Rosette Ring for Chemical Filling and so on.