Thickened steel plate: the thickened cold-rolled steel plate is used, which is solid and durable, and enhances the bearing capacity. Electrostatic spraying: phosphorus free electrostatic powder coating technology, which is more wear-resistant than ordinary liquid spraying, without flowing phenomenon, and has good aesthetics. Upper and lower adjustment laminates: the laminates are adjustable, with humanized space design and comfortable use. Super application scope: monitoring room, TV station, large screen monitoring, control center, data room, broadband network, telecommunications.