Made of cold rolling profiled bar, with high strength and standing, finished of epoxy resin static powder coating, level height is adjustable, making large utility of warehouse space. Corporation mainly produces the weight shelf, quantity shelf, warehousing type featherweight shelf. The multi-purpose angle steels, the supermarket shelf, each kind of static electricity spurts models, the special-purpose supporting facility by has each kind of non-sign shelf. The product cannot weld, may combine willfully, has load, time characteristics and so on peg grafting unitized design freedom