System and method transmitting nuclear power plant dosage data from industrial network to management network

The invention relates to a system and method transmitting nuclear power plant dosage data from an industrial network to a management network; the system comprises the industrial network and the management network; the industrial network comprises an internal interface server used for storing, encoding, synchronizing, and sending first data sent by a nuclear power plant dosage network system; the internal interface server is connected with the nuclear power plant dosage network system; the management network comprises an external interface server used for receiving, decoding, storing and synchronizing second data sent by the internal interface server; the external interface server is connected with a production management workflow system; the internal interface server is connected with the external interface server through a one-way transmission module, and transmits TXT format data to the external interface server through said module. The system and method can realize one-way data transmission and updating fr