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Distribution grid refers to the power network that receives electric energy from the transmission network or regional power plants and distributes it to various users locally or step by step according to voltage through distribution facilities. On the basis of the original distribution gird technology, Baiyun Electric integrates modern electronic technology, communication technology, computer and network technology to form a smart distribution grid solution, which integrates the distribution grid data, user data, grid structure and geographic graphics to realize the monitoring, protection, control, power consumption and distribution management of the normal operation and accident of the distribution system.