Selects material manufactures and so on stainless steel, aluminum sheet, cold hot steel plate, copper plate, PVC board membrane, the pass: Long hole, square edged orifice, round hole, hexagonal hole, scale hole, the stretch heterogeneous type hole and so on this company produces the punch holes lamina cribrosa net widely uses in passing through urban transportation urban facilities and so on in the land sector highway, railroad, subway environmental protection noise abatement barriers, the building wall, the electricity generation engine room, the Industrial building, and other noise acoustic source soundproofing noise reduction with attracts the sound board, may use in building's ceiling, the wall plate absorption material, may use in the building staircase, the balcony, the environmental protection furniture's fine decoration orifice, may use in mechanical device's safety mask, the magnificent sound heart cover, the grain, the feed, the mine use to rub sieve, the jig, the labor character to sieve, the kitchen equipment use stainless steel kitchenwares and so on fruit basket, food cover, fruit tray, as well as the market uses the shelf net, the decoration sell Taiwan, in the grain storage ventilate ventilate the net, soccer field lawn seep water strainer and so on.