The invention relates to the technical field of an electric power trade system, in particular to an intelligent block chain power interconnection system, and includes a plurality of child servers anda plurality of clients. A plurality of sub-servers and a plurality of sub-servers and a plurality of clients are connected through a wireless network, the client comprises a registration module, an inquiry module, a transaction module, the display module, the first data storage module and the first data processing module, the registration module, the inquiry module, the transaction module, the display module and the first data storage module are all electrically connected with the first data processing module, the registration module is used for registering the relevant information of the user, and the inquiry module is used for the user to inquire the relevant information of the transaction. The invention records the transaction information of the electric power system by using the blockchain, which is convenient for maintenance and management, and can also effectively avoid the loss of the transaction data. The safety of the data is high, and the data is convenient for use.