The invention relates to method and a system for monitoring and managing power distribution and utilization communication business. The power distribution and utilization communication business is monitored and managed by northern interface interaction of an SDN controller. The power distribution and utilization communication business is imported by a business layout module, and the power distribution and utilization communication business is matched by a business attribute keyword in combination with network resources and terminal information reported by the SDN controller to complete business and path information binding. According to the business communication demand, a path is reasonably planned and is released by the controller. The system comprises the business layout module, a resource scheduling module, a traffic counting module, a channel protection module and a northern controller interface module; and according to the method and the system provided by the invention, business loaded in a communication network is associated with a flow table to display the business clearly and visibly. Maintenance personnel are easier to carry out identification and fault positioning on the business to realize the overall control of a power distribution communication network. The method is used for further improving the security of the power distribution communication network.