This paper focuses on the teaching system of electrical "1+X"certificate based on blockchain. It introduces in detail the composition and training mode of the electrical "1+X"certificate system, including online and offline learning, practical operation, enterprise internship, and assessment and evaluation. The design and implementation of the teaching system are carried out, starting from the demand analysis, covering user support, information security, learning certification, certificate management, and data application. The functional modules including user management, course management, learning and certification, certificate management, and data analysis and report are designed. Through system testing and result analysis, the effectiveness of the system is verified from four dimensions: function, boundary value, security, and performance. © 2024 Copyright held by the owner/author(s).
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