Blockchain-based steel anti-counterfeiting traceability system and method

The invention discloses a blockchain-based steel anti-counterfeiting traceability system and method, and the system is applied to an alliance chain, and the system comprises: an alliance chain module which is used for deploying nodes in a core steel mill and a downstream manufacturer, and carrying and operating an intelligent contract; a user authentication management module which is used for carrying out real-name authentication on the user; and a user operation interface module which is used for providing a used management interface for the upstream core steel mill and the downstream manufacturer, wherein the management interface is associated with a steel asset authentication center intelligent contract module, a steel asset processing center intelligent contract module, a steel asset registration center intelligent contract module and a steel asset quality guarantee query module; the system and method have the advantages that digital identities are created for the authenticated steel assets, the processin