The utility model discloses a distribution network cascades switching station intelligent management system, it includes two at least switching stations, all it has optical fiber ring, each to constitute between the switching station the switching station all is provided with fault handling terminal, each the fault handling terminal all through ethernet switch with optical fiber ring connects, each the fault handling terminal all is provided with communication server, all communication server all is connected with the distribution main website. The utility model discloses on transferring to the terminal with fault handling's function, when the circuit breaks down, do not rely on communication or main website, mainly through independently consulting to carry on fault handling between the terminal, make and protect action, the maximum power failure scope that reduces at first from the nearest switch of fault point.