The 19 inch standard installation space is provided, which can comprehensively install various active and passive 19 inch standard equipment in the same cabinet. The MDF, ODF and DDF unit boards can be flexibly configured to form an integrated distribution cabinet, which provides ideal wiring equipment for the remote office and module office of the communication network. Product features: the whole frame is welded, and the surface is treated by electrostatic spraying; the column in the frame is designed according to 19 inch standard, which can be moved back and forth; the rack is equipped with supporting plate and power board, which can flexibly install 19 inch upper rack equipment and active equipment; the front is glass door or mesh steel door, with large visual area; the back is double door of mesh steel plate; It has good protection and working system, sufficient wiring space and clear and orderly wiring. Frame dimension: can be customized;