V-around stainless steel wire in handling devices, and can replace stainless steel pipe openings re-package polyester nets old-fashioned branch pipes, circulation area, water distribution uniformity, mechanical strength, temperature resistance, pressure nature of anti-aging, anti-corrosive have been greatly enhanced. Stainless steel wire around the space can be designed according to the size of the resin. The products are ranked fishbone-type devices and hanging type medium-handling devices.