Due　to　rapid　development　of　the　domestic　communication　industry,　energy　consumption　on　network　operation　and　maintenance　has　become　one　of　the　main　energy　consumptions　in　China.　With　the　aim　of　obtaining　meticulous　managementon　enterprise　power,　raising　electricity　availability　and　evaluating　the　effect　of　energy-saving　measures,　it’s　crucial　for　us　to　develop　an　intelligent　system　for　data　analysis.　We　first　introduces　a　management　system　based　on　B/S　architecture　and　MVC　framework　with　multi-functions　of　information　inquiry,　budget　analysis,　energy　management　and　etc.;　and　then　focus　on　keytechnologies　such　as　database　modeling,　database　index,　stored　procedure　and　trigger　and　least　square　method.　This　intelligent　system　has　been　successfully　employed　in　a　communication　enterprise　and　has　been　proved　accurate,　stable　and　efficient.　©　2014　Springer　International　Publishing　Switzerland.　All　rights　reserved.