Traffic infrastructure construction has completely realized three-level mass hierarchy of control of"government supervision,society inspection and control,enterprise self-inspection"at present.

Under the background of the continuous development of Chinese electric power industry,the paper puts emphasis on the enterprise organizational structure of Chinese power plant repair engineering enterprise as the study objective.

We introduced the designing method of enterprises overhaul management system based on wireless local area network(WLAN) as an attempt to solve such problems as the managerial personnel s unavailability of on-the-spot information on maintenance,and the inconvenience in keeping and cataloging the maintenance records.